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Home My WebLink About20150366.tiff A cb�E COLORADO LI CO 0 Department of Public Health&Environment Dedicated to protecting and improving the health and environment of the people of Colorado Weld County - Clerk to the Board 11s0ost RECEIVED PO Box 758 Greeley, CO 80632 J N304 ) January 27, 2015 WELD COUNTY COMMISSIONERS Dear Sir or Madam: On January 28, 2015, the Air Pollution Control Division wilt begin a 30-day public notice period for Whiting Oil and Gas Corporation - Razor 25D Pad. A copy of this public notice and the public comment packet are enclosed. Thank you for assisting the Division by posting a copy of this public comment packet in your office. Public copies of these documents are required by Colorado Air Quality Control Commission regulations. The packet must be available for public inspection for a period of thirty (30) days from the beginning of the public notice period. Please send any comment regarding this public notice to the address below. Colorado Dept. of Public Health & Environment APCD-SS-B1 4300 Cherry Creek Drive South Denver, Colorado 80246-1530 Attention: Clara Gonzales Regards, y... 1A ' Clara Gonzales Public Notice Coordinator Stationary Sources Program Air Pollution Control Division Enclosure 7U-bat--/ REVI.Cii ebrh:Fts), 1-1i- i/3O 4300 Cherry Creek Drive S., Denver, CO 80246-1530 P 303-692-2000 www.colorado.gov/cdphe ( yil 7' 'd^'01.ti John W. Hickenlooper, Governor I Larry Wolk,MD,MSPH, Executive Director and Chief Medical Officer 17,\,,, ,i-2,,,,:;,. .„71,!, 2015-0366 CDPHE Air Pollution Control Division Notice of a Proposed Project or Activity Warranting Public CO tr. Comment Website Title: Whiting Oil and Gas Corporation - Razor 25D Pad - Weld County Notice Period Begins: January 28, 2015 Notice is hereby given that an application for a proposed project or activity has been submitted to the Colorado Air Pollution Control Division for the following source of air pollution: Applicant: Whiting Oil and Gas Corporation Facility: Razor 25D Pad oil and gas exploration and production facility (NWNW, Section 25, T10N, R58W) Weld County The proposed project or activity is as follows: Condensate tanks and loading of condensate into trucks - Both controlled by flares The Division has determined that this permitting action is subject to public comment per Colorado Regulation No. 3, Part B, Section III.C due to the following reason(s): • permitted emissions exceed public notice threshold values in Regulation No. 3, Part B, Section III.C.1.a (25 tpy in a non-attainment area and/or 50 tpy in an attainment area) • the source is requesting a federally enforceable limit on the potential to emit in order to avoid other requirements The Division has made a preliminary determination of approval of the application. A copy of the application, the Division's analysis, and a draft of Construction Permit 13WE2674 have been filed with the Weld County Clerk's office. A copy of the draft permit and the Division's analysis are available on the Division's website at https://www.colorado.gov/pacific/cdphe/air-permit-public-notices The Division hereby solicits submission of public comment from any interested person concerning the ability of the proposed project or activity to comply with the applicable standards and regulations of the Commission. The Division will receive and consider written public comments for thirty calendar days after the date of this Notice. Any such comment must be submitted in writing to the following addressee: Christian Lesniak Colorado Department of Public Health and Environment 4300 Cherry Creek Drive South, APCD-SS-B1 Denver, Colorado 80246.1530 cdphe.commentsapcd®state.co.us COLOR ADO 1 I kW's 11 STATE OF COLORADO 04 c .. COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT �`` <� �a AIR POLLUTION CONTROL DIVISION "'IN..., v i TELEPHONE:(303)692-3150 r� x ...*18764 CONSTRUCTION PERMIT PERMIT NO: 13WE2674 Issuance 1 DATE ISSUED: ISSUED TO: Whiting Oil and Gas Corporation THE SOURCE TO WHICH THIS PERMIT APPLIES IS DESCRIBED AND LOCATED AS FOLLOWS: Oil and gas facility, known as the Razor 25D Pad, located in the NWNW of Section 25, Township 10N, Range 58W, in Weld County, Colorado. THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING: Facility AIRS Equipment Point Description ID TK-1 Six (6)400 BBL fixed roof storage tanks used to store crude oil. through 001 Emissions from these tanks are controlled by an open flare. TK-6 THIS PERMIT IS GRANTED SUBJECT TO ALL RULES AND REGULATIONS OF THE COLORADO AIR QUALITY CONTROL COMMISSION AND THE COLORADO AIR POLLUTION PREVENTION AND CONTROL ACT C.R.S.(25-7-101 et seq),TO THOSE GENERAL TERMS AND CONDITIONS INCLUDED IN THIS DOCUMENT AND THE FOLLOWING SPECIFIC TERMS AND CONDITIONS: REQUIREMENTS TO SELF-CERTIFY FOR FINAL AUTHORIZATION 1. YOU MUST notify the Air Pollution Control Division(the Division)no later than fifteen days after issuance of this permit, by submitting a Notice of Startup form to the Division. The Notice of Startup form may be downloaded online at https://www.colorado.gov/pacific/cdphe/other-air-permitting-notices. Failure to notify the Division of startup of the permitted source is a violation of Air Quality Control Commission (AQCC) Regulation No. 3, Part B, Section III.G.1 and can result in the revocation of the permit. 2. Within one hundred and eighty days(180)after issuance of this permit,compliance with the conditions contained in this permit shall be demonstrated to the Division. It is the owner or operator's responsibility to self-certify compliance with the conditions. Failure to demonstrate compliance within 180 days may result in revocation of the permit. (Reference: Regulation No. 3, Part B, III.G.2). 3. This permit shall expire if the owner or operator of the source for which this permit was issued: (i)does not commence construction/modification or operation of this source within 18 months after either, the date of issuance of this construction permit or the date on which AIRS ID: 123/9BD1 Page 1 of 8 Condensate Tank SM/M Version 2012-1 olo Depa e f li Health and Environment it Pollution Control Division such construDf d mme s set forth in the permit application associated with this permit;(ii)discontinues construction fora period of eighteen months or more; (iii) does not complete construction within a reasonable time of the estimated completion date. The Division may grant extensions of the deadline per Regulation No. 3, Part B, III.F.4.b. (Reference: Regulation No. 3, Part B, III.F.4.) 4. The operator shall complete all initial compliance testing and sampling as required in this permit and submit the results to the Division as part of the self-certification process. (Reference: Regulation No. 3, Part B, Section III.E.) 5. The operator shall retain the permit final authorization letter issued by the Division, after completion of self-certification,with the most current construction permit. This construction permit alone does not provide final authority for the operation of this source. EMISSION LIMITATIONS AND RECORDS 6. Emissions of air pollutants shall not exceed the following limitations (as calculated in the Division's preliminary analysis). (Reference: Regulation No. 3, Part B, Section II.A.4) Annual Limits: Facility AIRS Tons per Year Emission Type Equipment ID Point NO, VOC CO TK-1 through 001 — 4.11 — Point TK-6 See`Notes to Permit Holder°for information on emission factors and methods used to calculate limits. Facility-wide emissions of each individual hazardous air pollutant shall be less than 8.0 tpy. Facility-wide emissions of total hazardous air pollutants shall be less than 20.0 tpy. Compliance with the annual limits shall be determined by recording the facility's annual criteria pollutant emissions, (including all HAPs above the de-minimis reporting level)from each emission unit, on a rolling twelve (12) month total. By the end of each month a new twelve-month total shall be calculated based on the previous twelve months' data. The permit holder shall calculate emissions each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. This rolling twelve-month total shall apply to all permitted emission units, requiring an APEN, at this facility. 7. The owner or operator shall track emissions from all insignificant activities at the facility on an annual basis to demonstrate compliance with the facility emission limitations as seen below.An inventory of each insignificant activity and associated emission calculations shall be made available to the Division for inspection upon request. For the purposes of this condition, insignificant activities shall be defined as any activity or equipment,which emits any amount but does not require an Air Pollutant Emission Notice (APEN). Total emissions from the facility, including permitted emissions and insignificant activities, shall not exceed: • 100 tons per year of any criteria pollutant and/or • 10 tons per year of a single hazardous air pollutant and/or • 25 tons per year of total hazardous air pollutants (HAP). AIRS ID: 123/9BD1 Page 2 of 8 epaolor. D e -f ' 'Ii 'Health and Environment 4 -it Pollution Control Division 8. The emission - th- - e - sh- - - ated aintained with the control equipment as listed in order to reduce emissions to less than or equal to the limits established in this permit (Reference: Regulation No.3, Part B, Section III.E.) Facility AIRS Pollutants Equipment Point Control Device Controlled ID TK-1 through 001 Open flare VOC and HAPs TK-6 PROCESS LIMITATIONS AND RECORDS 9. This source shall be limited to the following maximum processing rates as listed below. Monthly records of the actual processing rates shall be maintained by the owner or operator and made available to the Division for inspection upon request. (Reference: Regulation 3, Part B, II.A.4) Process/Consumption Limits Facility AIRS Equipment Point Process Parameter Annual Limit ID TK-1 through 001 Crude Oil throughput 273,750 BBL/yr TK-6 The owner or operator shall calculate monthly process rates based on the calendar month. Compliance with the annual throughput limits shall be determined on a rolling twelve (12) month total. By the end of each month a new twelve-month total is calculated based on the previous twelve months'data. The permit holder shall calculate throughput each month and keep a compliance record on site or at a local field office with site responsibility,for Division review. STATE AND FEDERAL REGULATORY REQUIREMENTS 10. The permit number and AIRS ID point number (e.g. 123/4567/890)shall be marked on the subject equipment for ease of identification. (Reference: Regulation Number 3, Part B, II I.E.) (State only enforceable) 11. Visible emissions shall not exceed twenty percent(20%)opacity during normal operation of the source. During periods of startup, process modification, or adjustment of control equipment visible emissions shall not exceed 30%opacity for more than six minutes in any sixty consecutive minutes. (Reference: Regulation No. 1, Section II.A.1. &4.) 12. This source is subject to the odor requirements of Regulation No.2. (State only enforceable) OPERATING & MAINTENANCE REQUIREMENTS AIRS ID: 123/9BD1 Page 3 of 8 olo Depa e f li Health and Environment it Pollution Control Division 13. Upon startup of or hall f the most recent operating and maintenance(O&M)plan and record keeping format approved by the Division, in order to demonstrate compliance on an ongoing basis with the requirements of this permit. Revisions to your O&M plan are subject to Division approval prior to implementation. (Reference: Regulation No. 3, Part B, Section III.G.7.) COMPLIANCE TESTING AND SAMPLING Initial Testing Requirements 14. The owner or operator shall demonstrate compliance with opacity standards, using EPA Method 9 to measure opacity from the flare. This measurement shall consist of a minimum twenty-four consecutive readings taken at fifteen second intervals over a six minute period. (Reference: Regulation No. 1, Section II.A.1 &4) Periodic Testing Requirements 15. The owner or operator shall demonstrate compliance with opacity standards, using EPA Method 9 once per year, to measure opacity from the flare. (Reference: Regulation No. 1, Section II.A.1 &4) ADDITIONAL REQUIREMENTS 16. A revised Air Pollutant Emission Notice(APEN)shall be filed:(Reference: Regulation No.3, Part A, II.C) a. Annually by April 30th whenever a significant increase in emissions occurs as follows: For any criteria pollutant: For sources emitting less than 100 tons per year,a change in actual emissions of five(5)tons per year or more, above the level reported on the last APEN; or For sources emitting 100 tons per year or more, a change in actual emissions of five percent or 50 tons per year or more,whichever is less,above the level reported on the last APEN submitted; or For any non-criteria reportable pollutant: If the emissions increase by 50%or five(5)tons per year,whichever is less, above the level reported on the last APEN submitted to the Division. b. Whenever there is a change in the owner or operator of any facility, process, or activity; or c. Whenever new control equipment is installed,or whenever a different type of control equipment replaces an existing type of control equipment; or d. Whenever a permit limitation must be modified; or e. No later than 30 days before the existing APEN expires. 17. Federal regulatory program requirements (i.e. PSD, NANSR) shall apply to this source at any such time that this source becomes major solely by virtue of a relaxation in any permit condition. Any relaxation that increases the potential to emit above the applicable Federal program threshold will require a full review of the source as though construction had not yet commenced on the source. The source shall not exceed the Federal program threshold until a permit is granted. (Regulation No. 3 Parts C and D). AIRS ID: 123/9BD1 Page 4 of 8 olor. . Depa en •f • 'li Health' and Environment AAir Pollution Control Division GENERAL TERMS • ' ' • 18. This permit and any attachments must be retained and made available for inspection upon request. The permit may be reissued to a new owner by the APCD as provided in AQCC Regulation No. 3, Part B, Section II.B upon a request for transfer of ownership and the submittal of a revised APEN and the required fee. 19. If this permit specifically states that final authorization has been granted,then the remainder of this condition is not applicable. Otherwise,the issuance of this construction permit does not provide"final"authority for this activity or operation of this source. Final authorization of the permit must be secured from the APCD in writing in accordance with the provisions of 25-7-114.5(12)(a) C.R.S. and AQCC Regulation No. 3, Part B, Section III.G. Final authorization cannot be granted until the operation or activity commences and has been verified by the APCD as conforming in all respects with the conditions of the permit. Once self-certification of all points has been reviewed and approved by the Division, it will provide written documentation of such final authorization. Details for obtaining final authorization to operate are located in the Requirements to Self-Certify for Final Authorization section of this permit. 20. This permit is issued in reliance upon the accuracy and completeness of information supplied by the owner or operator and is conditioned upon conduct of the activity, or construction, installation and operation of the source, in accordance with this information and with representations made by the owner or operator or owner or operator's agents. It is valid only for the equipment and operations or activity specifically identified on the permit. 21. Unless specifically stated otherwise, the general and specific conditions contained in this permit have been determined by the APCD to be necessary to assure compliance with the provisions of Section 25-7-114.5(7)(a), C.R.S. 22. Each and every condition of this permit is a material part hereof and is not severable. Any challenge to or appeal of a condition hereof shall constitute a rejection of the entire permit and upon such occurrence,this permit shall be deemed denied ab initio. This permit may be revoked at any time prior to self-certification and final authorization by the Air Pollution Control Division (APCD) on grounds set forth in the Colorado Air Quality Control Act and regulations of the Air Quality Control Commission (AQCC), including failure to meet any express term or condition of the permit. If the Division denies a permit, conditions imposed upon a permit are contested by the owner or operator,or the Division revokes a permit,the owner or operator of a source may request a hearing before the AQCC for review of the Division's action. 23. Section 25-7-114.7(2)(a), C.R.S. requires that all sources required to file an Air Pollution Emission Notice (APEN) must pay an annual fee to cover the costs of inspections and administration. If a source or activity is to be discontinued, the owner must notify the Division in writing requesting a cancellation of the permit. Upon notification, annual fee billing will terminate. 24. Violation of the terms of a permit or of the provisions of the Colorado Air Pollution Prevention and Control Act or the regulations of the AQCC may result in administrative,civil or criminal enforcement actions under Sections 25-7-115(enforcement), -121 (injunctions), -122 (civil penalties), -122.1 (criminal penalties), C.R.S. AIRS ID: 123/9BD1 Page 5 of 8 olor Depa e f li Heafth and Environment it Pollution Control Division By: Christian Lesniak Permit Engineer Permit History Issuance Date Description Issuance 1 This Issuance Issued to Whiting Oil and Gas Corporation AIRS ID: 123/9BD1 Page 6 of 8 olor- , Depa en .f • di Health and Environment it Pollution Control Division Notes to Permit Holder e o •e '' an 1) The permit holder is required to pay fees for the processing time for this permit.An invoice for these fees will be issued after the permit is issued.The permit holder shall pay the invoice within 30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit(Reference: Regulation No.3, Part A, Section VI.B.) 2) The production or raw material processing limits and emission limits contained in this permit are based on the consumption rates requested in the permit application. These limits may be revised upon request of the owner or operator providing there is no exceedance of any specific emission control regulation or any ambient air quality standard. A revised air pollution emission notice (APEN) and complete application form must be submitted with a request for a permit revision. 3) This source is subject to the Common Provisions Regulation Part II, Subpart E, Affirmative Defense Provision for Excess Emissions During Malfunctions.The owner or operator shall notify the Division of any malfunction condition which causes a violation of any emission limit or limits stated in this permit as soon as possible, but no later than noon of the next working day, followed by written notice to the Division addressing all of the criteria set forth in Part II.E.1 of the Common Provisions Regulation. See: https://www.colorado.qov/pacific/cdohe/aqcc-reqs 4) The following emissions of non-criteria reportable air pollutants are estimated based upon the process limits as indicated in this permit. This information is listed to inform the operator of the Division's analysis of the specific compounds emitted if the source(s)operate at the permitted limitations. If a NCRP is listed as reportable in this table, then a corresponding emission factor needs to be included in Notes to Permit Holder#4. Uncontrolled Emission Are the Controlled AIRS Rate emissions Emission Point Pollutant CAS# BIN (Ib/yr) reportable? Rate(lb/yr) Benzene 71432 A 228 NO 11 001 Hexane 110543 C 1647 YES 82 5) The emission levels contained in this permit are based on the following emission factors: Point 001: Emission Factors Uncontrolled CAS# Pollutant lb/BBL Source Condensate Throughput VOC 0.6002 E&P Tanks 110543 n-Hexane 0.006 E&P Tanks Note: The controlled emissions factors for point 001 are based on the flare control efficiency of 95%. AIRS ID: 123/9BD1 Page 7 of 8 DepF f li Health and Environment it Pollution Control Division 6) In accordance withDolor - Po n (APEN)associated with this permit is valid for a term of five years from the date it was received by the Division.A revised APEN shall be submitted no later than 30 days before the five-year term expires. Please refer to the most recent annual fee invoice to determine the APEN expiration date for each emissions point associated with this permit. For any questions regarding a specific expiration date call the Division at(303)-692- 3150. 7) This facility is classified as follows: • Applicable Status Requirement Operating Permit Synthetic Minor Source of: VOC, HAPs PSD Synthetic Minor Source of: VOC, HAPs MACT HH Area Source Requirements: Not Applicable 8) Full text of the Title 40, Protection of Environment Electronic Code of Federal Regulations can be found at the website listed below: http://ecfr.gpoaccess.gov/ Part 60: Standards of Performance for New Stationary Sources NSPS 60.1-End Subpart A—Subpart KKKK NSPS Part 60,Appendixes Appendix A—Appendix I Part 63: National Emission Standards for Hazardous Air Pollutants for Source Categories MACT 63.1-63.599 Subpart A—Subpart Z MACT 63.600-63.1199 Subpart AA—Subpart DDD MACT 63.1200-63.1439 Subpart EEE—Subpart PPP MACT 63.1440-63.6175 Subpart QQQ—Subpart YYYY MACT 63.6580-63.8830 Subpart 7777—Subpart MMMMM MACT 63.8980-End Subpart NNNNN—Subpart XXXX)0( 9) A self certification form and guidance on how to self-certify compliance as required by this permit may be obtained online at: http://www.colorado.gov/oacificicdohe/air-permit-self-certification AIRS ID: 123/9BD1 Page 8 of 8 Construction Permit Application Preliminary Analysis Summary Section 1 —Applicant Information Company Name: Whiting Oil and Gas Corporation Permit Number: 13WE2674 Source Location: NWNW Sec 25 T10N R58W Equipment Description: Point 001: Six 400-bbl crude oil tanks(Serving 2 wells) AIRS ID: 123/9BD1/001 Date: 12/6/13 Review Engineer: Christian Lesniak Control Engineer: Stefanie Rucker Section 2—Action Completed X CP1 Modification APEN Required/Permit Exempt Final Approval Transfer of Ownership APEN Exempt/Permit Exempt * If tank is a true minor source at a true minor facility, it may be granted "Final Approval"without first being issued an Initial Approval permit *Grandfathered exemption is for any tanks in service prior to December 30, 2002 Section 3—Applicant Completeness Review Was the correct APEN submitted for this source type? X Yes No Is the APEN signed with an original signature? X Yes No Was the APEN filled out completely? X Yes No Did the applicant submit all required paperwork? X Yes No Did the applicant provide ample information to determine emission rates? X Yes No If you answered"no"to any of the above, when did you mail an Information Request letter to the source? On what date was this application complete? 08/27/2013 Section 4—Source Description AIRS Point Equipment Description 001 Six(6)above ground 400 bbl atmospheric crude oil storage tanks (serving 2 wells) Is this a portable source? Yes X No Is this location in a non-attainment area for any criteria Yes X No pollutant? If"yes", for what pollutant? PM10 CO Ozone Is this location in an attainment maintenance area for Yes X No any criteria pollutant? If"yes", for what pollutant? (Note: These pollutants are subject to minor source PM10 CO Ozone RACT per Regulation 3, Part B, Section III.D.2) Is this source located in the 8-hour ozone non- attainment region?(Note: If"yes"the provisions of Yes X No Regulation 7, Sections XII and XVII.C may apply) Page 1 Section 5—Emission Estimate Information AIRS Point Emission Factor Source Source provided site-specific emission factors using crude oil sample and E&P 001 Tanks. Emission factors calculated from E&P Tanks.Source used estimated speciation,so testing will be required. Did the applicant provide actual process data for the emission inventory? X • Yes No Basis for Potential to Emit(PTEIt AIRS Point Process Consumption/Throughput/Production 001 273,750 BBL per year Basis for Actual Emissions Reported Durine this APEN Filing(Reported to Inventory'. AIRS Point Process Consumption/Throughput/Production Data Year 001 273,750 BBL per year 2013 Basis for Permitted Emissions(ermit Limitst AIRS Point Process Consumption/Throughput/Production 001 273,750 BBL per year Does this source use a control device? X Yes No AIRS Point Process Control Device Description °k Reduction Granted 001 01 Open (?)flare 95 Section 6—Emission Summary(tons per year) Point NO„ VOC CO Single HAP Total HAP PTE: 001 82.15 0.82 (Hexane) 0.94 Uncontrolled point 001 - 82.15 - 0.82 (Hexane) 0.94 source emission rate: Controlled point 4.11 0.04(Hexane) 0.05 source emission rate: Total APEN Reported 4.11 emissions: Section 7—Non-Criteria/Hazardous Air Pollutants Uncontrolled Ar•the Controlled Emission Pollutant CAS# BIN Emission Rate emIsslo°° (Ibyr) reportable? Rate(Ibhr) Benzene 71432 A 228 No 11 n-Hexane 110543 C 1647 Yes 82 Note: Regulation 3, Part A, Section II.B.3.b APEN emission reporting requirements for non-criteria air pollutants are based on potential emissions without credit for reductions achieved by control devices used by the operator. Section 8—Testing Requirements Will testing be required to show compliance with any emission rate or regulatory X Yes No standard? If"yes", complete the information listed below AIRS Point Process Pollutant Regulatory Basis Test Method Page 2 VOC, Liquids Analyses 001 01 HAPS PS Memo 05-01 according to PS Memo 05-01 Section 9—Source Classification Is this a new previously un-permitted source? X Yes No What is this facility classification? True X Synthetic Major Minor Minor Classification relates to what programs? X Title V X PSD NA NSR X MACT Is this a modification to an existing permit? Yes X No Section 10—Public Comment Does this permit require public comment per CAQCC Regulation 3? X Yes No If"yes",for which pollutants?Why? For Reg. 3, Part B, III.C.1.a(emissions increase> 25/50 tpy)? X Yes No For Reg. 3, Part B, III.C.1.c.ii (subject to MACT)? Yes No For Reg. 3, Part B, III.C.1.d (synthetic minor emission limits)? X Yes No Section 11 —Modeling Is modeling required to demonstrate compliance with National Ambient Yes X No Air Quality Standards (NAAQS)? AIRS Point Section 12-Regulatory Review Regulation 1 -Particulate, Smoke. Carbon Monoxide and Sulfur Dioxide Section II.A.1 - Except as provided in paragraphs 2 through 6 below, no owner or operator of a source shall allow or cause the emission into the atmosphere of any air pollutant which is in excess of 20%opacity. This standard is based on 24 consecutive opacity readings taken at 15-second intervals for six minutes. The approved reference test method for visible emissions measurement is EPA Method 9 (40 CFR, Part 60, Appendix A(July, 001 1992)) in all subsections of Section II.A and B of this regulation. Section II.A.5-Smokeless Flare or Flares for the Combustion of Waste Gases No owner or operator of a smokeless flare or other flare for the combustion of waste gases shall allow or cause emissions into the atmosphere of any air pollutant which is in excess of 30%opacity for a period or periods aggregating more than six minutes in any sixty consecutive minutes. Regulation 2—Odor Section I.A- No person, wherever located, shall cause or allow the emission of odorous air contaminants from any single source such as to result in detectable odors which are 001 measured in excess of the following limits: For areas used predominantly for residential or commercial purposes it is a violation if odors are detected after the odorous air has been diluted with seven (7)or more volumes of odor free air. Regulation 3-APENs, Construction Permits, Operating Permits, PSD Part A-APEN Requirements Criteria Pollutants: For criteria pollutants, Air Pollutant Emission Notices are required for: 001 each individual emission point in an attainment area with uncontrolled actual emissions of two tons per year or more of any individual criteria pollutant(pollutants are not summed)for which the area is attainment. (Applicant is required to file an APEN since emissions exceed 2 tons per year VOC) Part B—Construction Permit Exemptions 001 Applicant is required to obtain a permit since uncontrolled VOC emissions from this facility are greater than the 5.0 TPY threshold(Reg. 3, Part B, Section ILD.3.a) Regulation 6-New Source Performance Standards Page 3 NSPS Kb: for storage vessels greater than 19,800 gallons after 7/23/84. 001 Is this source greater than 19,800 gallons(471 bbl)?No Is this source subject to NSPS Kb?No Regulation 7—Volatile Organic Compounds 001 Doesn't apply—in attainment and crude oif tank Regulation 8—Hazardous Air Pollutants MACT EEEE: Organic Liquids Distribution Pick one: 001 • This source is not subject to MACT EEEE because it is located at a"production field facility"as defined in 40 CFR 63.761 (located upstream of the natural gas processing plant). MACT HH 001 Pick one: • This source is not subject to MACT HH because it is not located at a major source of HAP. Section 13—Aerometric Information Retrieval System Coding Information Process Emission Pollutant/ Fugitive Control Point Process Description Factor CAS# (y/N) Emission Factor Source (%) 14.29 lb/1000 gal V0C No E&P Tanks NA throughput E&P Crude Oil 0.01905 Benzene/ 01 Tanks lb/1000 gal 71432 No E&P Tanks NA 001 throughput 0.1429 n-Hexane lb/1000 gal /110543 No E&P Tanks NA throughput SCC 40400311 —Fixed Roof Tank,Condensate,working+breathing+flashing losses Section 14—Miscellaneous Application Notes AIRS Point 001 Condensate Storage Tanks This source is not located in the 8-hour ozone non-attainment area and the hydrocarbon liquid permitted is crude oil. Therefore,the provisions of Regulation 7, Section XII do not apply to this source. The statewide requirements of Regulation 7, Section XVII.C do not currently apply to this source. Page 4 STATE OF COLORADO COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT AS;of.cf AIR POLLUTION CONTROL DIVISION <�� TELEPHONE:(303)692-3150 r 1876- CONSTRUCTION PERMIT PERMIT NO: 13WE2676 Issuance 1 DATE ISSUED: ISSUED TO: Whiting Oil and Gas Corporation THE SOURCE TO WHICH THIS PERMIT APPLIES IS DESCRIBED AND LOCATED AS FOLLOWS: Oil and gas facility, known as the Razor 25D Pad, located in the NWNW Sec25 T10N R58W, in Weld County, Colorado. THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING: Facility AIRS Equipment Point Description ID FUG-1 003 Equipment leaks (fugitive VOCs) from a natural gas exploration and production facility. THIS PERMIT IS GRANTED SUBJECT TO ALL RULES AND REGULATIONS OF THE COLORADO AIR QUALITY CONTROL COMMISSION AND THE COLORADO AIR POLLUTION PREVENTION AND CONTROL ACT C.R.S. (25-7-101 et seq), TO THOSE GENERAL TERMS AND CONDITIONS INCLUDED IN THIS DOCUMENT AND THE FOLLOWING SPECIFIC TERMS AND CONDITIONS: REQUIREMENTS TO SELF-CERTIFY FOR FINAL AUTHORIZATION 1. YOU MUST notify the Air Pollution Control Division (the Division) no later than fifteen days after issuance of this permit, by submitting a Notice of Startup form to the Division. The Notice of Startup form may be downloaded online at www.cdphe.state.co.us/ap/downloadforms.html. Failure to notify the Division of startup of the permitted source is a violation of Air Quality Control Commission (AQCC) Regulation No. 3, Part B, Section III.G.1 and can result in the revocation of the permit. 2. Within one hundred and eighty days (180) after issuance of this permit, compliance with the conditions contained in this permit shall be demonstrated to the Division. It is the owner or operator's responsibility to self-certify compliance with the conditions. Failure to demonstrate compliance within 180 days may result in revocation of the permit. (Reference: Regulation No. 3, Part B, III.G.2). 3. This permit shall expire if the owner or operator of the source for which this permit was issued: (i) does not commence construction/modification or operation of this source within 18 months after either, the date of issuance of this construction permit or the date on which such construction or activity was scheduled to commence as set forth in the permit application associated with this permit; (ii) discontinues construction for a period AIRS ID: 123/9BD1 Page 1 of 7 Fugitive SM/M Version 2012-2 olor epa e Ii Health and Environment it Pollution Control Division of eighteen • (i n to c ction within a reasonable time of the estimated completion date. The Division may grant extensions of the deadline per Regulation No. 3, Part B, III.F.4.b. (Reference: Regulation No. 3, Part B, III.F.4.) 4. The operator shall retain the permit final authorization letter issued by the Division, after completion of self-certification, with the most current construction permit. This construction permit alone does not provide final authority for the operation of this source. EMISSION LIMITATIONS AND RECORDS 5. Emissions of air pollutants shall not exceed the following limitations (as calculated in the Division's preliminary analysis). (Reference: Regulation No. 3, Part B, Section II.A.4) Annual Limits: Facility AIRS Tons per Year Equipment ID Point VOC Emission Type FUG-1 003 2.87 Fugitive See 'Notes to Permit Holder^for information on emission factors and methods used to calculate limits. Facility-wide emissions of each individual hazardous air pollutant shall be less than 8.0 tpy. Facility-wide emissions of total hazardous air pollutants shall be less than 20.0 tpy. Compliance with the annual limits shall be determined by recording the facility's annual criteria pollutant emissions, (including all HAPs above the de-minimis reporting level) from each emission unit, on a rolling twelve (12) month total. By the end of each month a new twelve-month total shall be calculated based on the previous twelve months' data. The permit holder shall calculate emissions each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. This rolling twelve-month total shall apply to all permitted emission units, requiring an APEN, at this facility. 6. The owner or operator shall track emissions from all insignificant activities at the facility on an annual basis to demonstrate compliance with the facility emission limitations as seen below. An inventory of each insignificant activity and associated emission calculations shall be made available to the Division for inspection upon request. For the purposes of this condition, insignificant activities shall be defined as any activity or equipment, which emits any amount but does not require an Air Pollutant Emission Notice (APEN). Total emissions from the facility, including permitted emissions and insignificant activities, shall not exceed: • 100 tons per year of any criteria pollutant and/or • 10 tons per year of a single hazardous air pollutant and/or • 25 tons per year of total hazardous air pollutants (HAP). 7. The operator shall calculate actual emissions from this emissions point based on representative component counts for the facility with the most recent gas analysis, as required in the Compliance Testing and Sampling section of this permit. The operator AIRS ID: 123/9BD1 Page 2 of 7 olor- Depa en . • di ''Health and Environment •it Pollution Control Division shall maintain _ of e• c. • ! count- • sampling events used to calculate actual emissions and the dates that these counts and events were completed. These records shall be provided to the Division upon request. STATE AND FEDERAL REGULATORY REQUIREMENTS 8. Visible emissions shall not exceed twenty percent(20%) opacity during normal operation of the source. During periods of startup, process modification, or adjustment of control equipment visible emissions shall not exceed 30% opacity for more than six minutes in any sixty consecutive minutes. Emission control devices subject to Regulation 7, Sections XII.C.1.d or XVI1.B.1.c shall have no visible emissions. (Reference: Regulation No. 1, Section II.A.1. &4.) 9. This source is subject to the odor requirements of Regulation No. 2. (State only enforceable) OPERATING & MAINTENANCE REQUIREMENTS 10. This source is not required to follow a Division-approved operating and maintenance plan. COMPLIANCE TESTING AND SAMPLING Initial Testing Requirements 11. Within one hundred and eighty days (180) after issuance of this permit, the operator shall complete a hard count of components at the source and establish the number of components that are operated in "heavy liquid service", "light liquid service", "water/oil service" and "gas service". The operator shall submit the results to the Division as part of the self-certification process to ensure compliance with emissions limits. Periodic Testing Requirements 12. On an annual basis, the owner or operator shall complete an extended gas analysis of gas samples that are representative of volatile organic compounds (VOC) and hazardous air pollutants (HAP) that may be released as fugitive emissions. This extended gas analysis shall be used in the compliance demonstration as required in the Emission Limits and Records section of this permit. ADDITIONAL REQUIREMENTS 13. A revised Air Pollutant Emission Notice (APEN) shall be filed: (Reference: Regulation No. 3, Part A, II.C) a. Annually by April 30th whenever a significant increase in emissions occurs as follows: For any criteria pollutant: For sources emitting less than 100 tons per year, a change in actual emissions of five (5)tons per year or more, above the level reported on the last APEN; or For sources emitting 100 tons per year or more, a change in actual emissions of five percent or 50 tons per year or more, whichever is less, above the level reported on the last APEN submitted; or For any non-criteria reportable pollutant: If the emissions increase by 50% or five (5) tons per year, whichever is less, above the level reported on the last APEN submitted to the Division. AIRS ID: 123/9BD1 Page 3 of 7 olor epa en li ealth and Environment it Pollution Control Division b. When i th ope of any facility, process, or activity; or c. Whenever new control equipment is installed, or whenever a different type of control equipment replaces an existing type of control equipment; or d. Whenever a permit limitation must be modified; or e. No later than 30 days before the existing APEN expires. 14. Federal regulatory program requirements (i.e. PSD, NANSR or Title V Operating Permit) shall apply to this source at any such time that this source becomes major solely by virtue of a relaxation in any permit condition. Any relaxation that increases the potential to emit above the applicable Federal program threshold will require a full review of the source as though construction had not yet commenced on the source. The source shall not exceed the Federal program threshold until a permit is granted. (Regulation No. 3 Part D). GENERAL TERMS AND CONDITIONS: 15. This permit and any attachments must be retained and made available for inspection upon request. The permit may be reissued to a new owner by the APCD as provided in AQCC Regulation No. 3, Part B, Section I1.B upon a request for transfer of ownership and the submittal of a revised APEN and the required fee. 16. If this permit specifically states that final authorization has been granted, then the remainder of this condition is not applicable. Otherwise, the issuance of this construction permit does not provide "final" authority for this activity or operation of this source. Final authorization of the permit must be secured from the APCD in writing in accordance with the provisions of 25-7-114.5(12)(a) C.R.S. and AQCC Regulation No. 3, Part B, Section III.G. Final authorization cannot be granted until the operation or activity commences and has been verified by the APCD as conforming in all respects with the conditions of the permit. Once self-certification of all points has been reviewed and approved by the Division, it will provide written documentation of such final authorization. Details for obtaining final authorization to operate are located in the Requirements to Self- Certify for Final Authorization section of this permit. 17. This permit is issued in reliance upon the accuracy and completeness of information supplied by the owner or operator and is conditioned upon conduct of the activity, or construction, installation and operation of the source, in accordance with this information and with representations made by the owner or operator or owner or operator's agents. It is valid only for the equipment and operations or activity specifically identified on the permit. 18. Unless specifically stated otherwise, the general and specific conditions contained in this permit have been determined by the APCD to be necessary to assure compliance with the provisions of Section 25-7-114.5(7)(a), C.R.S. 19. Each and every condition of this permit is a material part hereof and is not severable. Any challenge to or appeal of a condition hereof shall constitute a rejection of the entire permit and upon such occurrence, this permit shall be deemed denied ab initio. This permit may be revoked at any time prior to sell-certification and final authorization by the Air Pollution Control Division (APCD) on grounds set forth in the Colorado Air Quality Control Act and regulations of the Air Quality Control Commission (AQCC), including failure to meet any express term or condition of the permit. If the Division denies a AIRS ID: 123/9BD1 Page 4 of 7 olor. Depa en . •li Health and Environment it Pollution Control Division permit, Condit- -s= -• it -- ted • - owner or operator, or the Division revokes a permit, the owner or operator of a source may request a hearing before the AQCC for review of the Division's action. 20. Section 25-7-114.7(2)(a), C.R.S. requires that all sources required to file an Air Pollution Emission Notice (APEN) must pay an annual fee to cover the costs of inspections and administration. If a source or activity is to be discontinued, the owner must notify the Division in writing requesting a cancellation of the permit. Upon notification, annual fee billing will terminate. 21. Violation of the terms of a permit or of the provisions of the Colorado Air Pollution Prevention and Control Act or the regulations of the AQCC may result in administrative, civil or criminal enforcement actions under Sections 25-7-115 (enforcement), -121 (injunctions), -122 (civil penalties), -122.1 (criminal penalties), C.R.S. By: ," Christian Lesniak Permit Engineer Permit History Issuance Date Description Issuance 1 This Issuance Issued to Whiting Oil and Gas Corporation Notes to Permit Holder at the time of this permit issuance: 1) The permit holder is required to pay fees for the processing time for this permit. An invoice for these fees will be issued after the permit is issued. The permit holder shall pay the invoice within 30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit (Reference: Regulation No. 3, Part A, Section VI.B.) 2) The emission limits contained in this permit are based on the consumption rates requested in the permit application. These limits may be revised upon request of the owner or operator providing there is no exceedance of any specific emission control regulation or any ambient air quality standard. A revised air pollution emission notice (APEN) and complete application form must be submitted with a request for a permit revision. 3) This source is subject to the Common Provisions Regulation Part II, Subpart E, Affirmative Defense Provision for Excess Emissions During Malfunctions. The owner or operator shall notify the Division of any malfunction condition which causes a violation of any emission limit or limits stated in this permit as soon as possible, but no later than noon of the next working day, followed by written notice to the Division addressing all of the criteria set forth in Part II.E.1. of the Common Provisions Regulation. See: http://www.colorado.gov/cs/Satellite?c=Document C&childpagename=CDPHE- Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&paciename=CBONWrapper AIRS ID: 123/9BD1 Page 5 of 7 Depa en li en it Pollutionaltha CdontrolEnvironment Division 4) The following emis Dolor • le . are ted based upon the process limits as indicated in this permit. This information is listed to inform the operator of the Division's analysis of the specific compounds emitted if the source(s)operate at the permitted limitations. Uncontrolled Controlled Emission Are the Emission AIRS Rate emissions Rate Point Pollutant CAS# BIN (Ib/yr) reportable? (Ib/yr) Benzene 71432 A 7.90 No 7.90 Toluene 108883 C 8.47 No 8.47 003 Ethylbenzene 100414 C 0.66 No 0.66 Xylenes 1330207 C 3.96 No 3.96 n-Hexane 110543 C 54.28 No 54.28 5) The emission levels contained in this permit are based on the following emission factors: Component Gas Service Heavy Oil Light Oil Water/Oil Service Connectors 76 0 76 0 Flanges 88 0 88 0 Open-ended Lines 0 0 0 0 Pump Seals 0 0 2 0 Valves 48 0 48 0 Other* 2 0 0 0 VOC Content(wt. 0.445 1 1 1 fraction) Benzene Content(wt 9,0E-4 0 9.0E-4 0 fraction) Toluene Content(wf. 7.0E-4 0 0.0014 0 fraction) Ethylbenzene(wt. 0 0 2.0E-4 0 fraction) Xylenes Content(wt. 3.0E-4 0 7.0E-4 0 fraction) n-hexane Content(wt. 7.2E-3 0 4.5E-3 0 fraction) *Other equipment type includes compressors, pressure relief valves, relief valves, diaphragms, drains, dump arms, hatches, instrument meters, polish rods and vents TOC Emission Factors(kg/hr-component): Component Gas Service Heavy Oil Light Oil Water/Oil Service Connectors 2.0E-04 7.5E-06 2.1E-04 1.1E-04 Flanges 3.9E-04 3.9E-07 1.1E-04 2.9E-06 Open-ended Lines 2.0E-03 1.4E-04 1.4E-03 2.5E-04 Pump Seals 2.4E-03 NA 1.3E-02 2.4E-05 Valves 4.5E-03 8.4E-06 2.5E-03 9.8E-05 Other 8.8E-03 3.2E-05 7.5E-03 1.4E-02 AIRS ID: 123/9BD1 Page 6 of 7 olor- Depa en . ' •li Health' and Environment A it Pollution Control Division Source: EPA-453/-• I Compliance with emissions limits in this permit will be demonstrated by using the TOC emission factors listed in the table above with representative component counts, multiplied by the VOC content from the most recent gas analysis. 6) In accordance with C.R.S. 25-7-114.1, each Air Pollutant Emission Notice(APEN) associated with this permit is valid for a term of five years from the date it was received by the Division. A revised APEN shall be submitted no later than 30 days before the five-year term expires. Please refer to the most recent annual fee invoice to determine the APEN expiration date for each emissions point associated with this permit. For any questions regarding a specific expiration date call the Division at (303)-692-3150. 7) This facility is classified as follows: Applicable Status Requirement Operating Permit Synthetic Minor Source of: VOC PSD Synthetic Minor/Major Source of: VOC MACT HH Major Source Requirements: Not Applicable Area Source Requirements: Not Applicable NSPS KKK Not Applicable NSPS OOOO Not Applicable 8) Full text of the Title 40, Protection of Environment Electronic Code of Federal Regulations can be found at the website listed below: http://ecfr.gpoaccess.gov/ Part 60: Standards of Performance for New Stationary Sources • NSPS 60.1-End Subpart A—Subpart KKKK NSPS Part 60,Appendixes Appendix A—Appendix I Part 63: National Emission Standards for Hazardous Air Pollutants for Source Categories MACT 63.1-63.599 Subpart A—Subpart Z MACT 63.600-63.1199 Subpart AA—Subpart DDD MACT 63.1200-63.1439 Subpart EEE—Subpart PPP MACT 63.1440-63.6175 Subpart QQQ—Subpart YYYY MACT 63.6580-63.8830 Subpart 7777—Subpart MMMMM MACT 63.8980-End Subpart NNNNN—Subpart XXXXX( 9) A self certification form and guidance on how to self-certify compliance as required by this permit may be obtained online at: http://www.colorado.gov/pacific/cdphe/air-permit-self-certification AIRS ID: 123/9BD1 Page 7 of 7 Colorado Department of Public Health Environment Air Pollution Control Division Preliminary Analysis -Emissions from Fugitive Componenets Division Information Engineer: Christian Lesniak Control Engineer: Stefanie Rucker Review Date: 02/20/2014 Application Date: 08/27/2013 Facility Identifiers Permit No. 13WE2676 Potentially located in ozone nonattainment area County# 123 Weld *Attainment Area AIRS Facility# 9BD1 Point# 003 Facility Equipment ID FUG-1 Facility Type:Jgas exploration and production facility Section 01: Administrative Information Company Name: Whiting Oil and Gas Corporation Source Name: Razor 25 Pad Source Location: NWNW Sec25 T10N R58W SIC: 1311 Mailing Address 1: Whiting Oil and Gas Corporation Address Address 2: 1700 Broadway, Suite 2300 City, State Zip: Denver, CO 80290 Name: Thomas Gibbons Person To Phone: 303-357-1443 Contact Fax: 303-390-4947 Email: Thomas.Gibbons@Whitinq.com Section 02: Requested Action a New Permit r Mod to Existing Permit Self Certification Required? Yes Issuance Number 1 Section Ox: Permit Language Source Description: the Razor 25 located in the NWNW Sec25 Naturalgas exploration andproduction facility known asPad, P T10N R58W, Weld County, Colorado. Printed 1/22/2015 Page 1 of 3 Womb Combo..or Rpm Ilnlit Edmol.a Mt lean—Dorn G1iwbIPnM1 W81 Prm-r7 inlMb-Fmmbn Pan E.a.Comas SCA Cot 3100021S Al%94p Lost F4....MP'1 Rocs nobs..ma nisi Fugitive Component Counts 8 Emissions C 9®n Tn5rn 19Pmen mem nibvn UM IF TOMS - - 'R Mac^.E era Sr. Mama ulreaM Caea.e Uosmar c.em uwe.aP caroms ulrlem Cae.ma uIm4M.1 comma umbaM cameos moss TTOO. Cam one vu MI MD OPP , Morn WWI , 0001 0000 Noel Wet (MI 0W0 05441 Mn non 40 012E43 45%03 0.0% 0.03 01 as SP 2s 25 to n0 I1 1] MA no TlsoO..l. 0 5.20E 401 20080 OA% 003 OD n0 n0 to on ao on to no 0.0 no ( . ON.. 2 1.04600 010E43 to% Pm 0.1 O5 OR 02 02 OR 00 al a1 2.4 24 Cmba.. m 451E+34 200E-01 nel 051 0.1 AP 0.5. 02 02 0A. to o.l a1 2.1 21 Flap a • 44 S1cM 0.0% 015 01 n5 0.0n5 01 0A ao 02 02. 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RqI enemasa.lslsysva mOPMmr IP b the am.gmb NYYS KKK?No ' Inn COOK SYY4S MP.bnm b Came 014E RYw On flMYa4.TammbM M Obobab\Ea e s,mobs it nasal goo 5n 1g ao4=Mod to MPS 000a 144 subpart entail..ottiosoo nost000toentanles.soon—Sa.onS:PEtd:pnm0.01001.ld.as amide p0o0—I—S—Imo:alma..03-0.103 OS moms.Seas 890 nol-Wm or isonolnottko a.Augusta Slit PHs Kum a4 a 1 bode v.O. bal 0S aamoY0a4T No .yob KIPS WOW No Mi 04elkai :lays a Vasa i p.moal9 plontlocaloil In nssamm.mm,Ole'mo}0010_a An WCT Wk RsSy00 ..wuMMNwSMSw9apb44009—CONSEo.NaYs100 MP1MMga19a0m555.1* 055.55mabsmapmm MALT Mt R4S Iola bare m.b9 SKIM for HAMS No Is this tare sublet!b MALT 1110 No P11W1(222015 Pop 2505 Colorado Department of Public Health Environment Air Pollution Control Division Summary of Preliminary Analysis - Fugitive Components Source Company Name Whiting Oil and Gas Corporation Facility Name Razor 25 Pad Permit No 13WE2676 AIRS 123/9BD1/003 Permit Engineer Christian Lesniak Application Date 8/27/2013 Review Date 2/20/2014 Summary of Emissions VOC Benzene Toluene Ethylbenzne Xylenes n-Hexane (tpy) (Ib/yr) (Ib/yr) (Ib/yr) (lb/yr) (lb/yr) Uncontrolled Requested Emissions 2.9 11 20 4 25 77 Controlled Requested Emissions 2.9 11 20 4 25 77 Reportable? I I No No No No No Total HAP,Uncontrolled(WY), 0.1 Total HAP,Controlled(tpy) I 0.1 Highest HAP,Uncontrolled(tpy) 0.0 n-Hexane Emission Factors Emission Factor Source: EPA-453/R-95-017,Table 2-4 Controls None Stream VOC Fraction: Stream HAP Components(wt frac) Gas 0.4450 HAP Gas Light Oil Heavy Oil Water/Oil Light Oil 1.0000 Benzene 0.0009 0.0018 0.0000 0.0000 Heavy Oil 1.0000 Toluene 0.0007 0.0049 0.0000 0.0000 Water/Oil 1.0000 Ethylbenze 0.0000 0.0013 0.0000 0.0000 Xylene 0.0003 0.0072 0.0000 0.0000 n-Hexane 0.0072 0.0113 0.0000 0.0000 Comments/Notes: Enter Comments here Printed 1/22/2015 Page 3 or 3 STATE OF COLORADO COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT e AIR POLLUTION CONTROL DIVISION . b TELEPHONE:(303)692-3150 +4� * •1896• CONSTRUCTION PERMIT PERMIT NO: 13WE2677 Issuance 1 DATE ISSUED: ISSUED TO: Whiting Oil and Gas Corporation THE SOURCE TO WHICH THIS PERMIT APPLIES IS DESCRIBED AND LOCATED AS FOLLOWS: Oil and gas facility, known as the Razor 25D Pad, located in the NWNW Sec25 T10N R58W, in Weld County, Colorado. THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING: Facility AIRS Equipment Point Description ID PW-1, Two (2) 400 BBL fixed roof storage tanks used to store produced PW-2 004 water. Emissions from these tanks are controlled by an open flare THIS PERMIT IS GRANTED SUBJECT TO ALL RULES AND REGULATIONS OF THE COLORADO AIR QUALITY CONTROL COMMISSION AND THE COLORADO AIR POLLUTION PREVENTION AND CONTROL ACT C.R.S.(25-7-101 et seq),TO THOSE GENERAL TERMS AND CONDITIONS INCLUDED IN THIS DOCUMENT AND THE FOLLOWING SPECIFIC TERMS AND CONDITIONS: REQUIREMENTS TO SELF-CERTIFY FOR FINAL AUTHORIZATION 1. YOU MUST notify the Air Pollution Control Division(the Division)no later than fifteen days after issuance of this permit, by submitting a Notice of Startup form to the Division. The Notice of Startup form may be downloaded online at www.cdphe.state.co.us/ap/downloadforms.html. Failure to notify the Division of startup of the permitted source is a violation of Air Quality Control Commission(AQCC)Regulation No. 3, Part B, Section III.G.1 and can result in the revocation of the permit. 2. Within one hundred and eighty days(180)after issuance of this permit, compliance with the conditions contained in this permit shall be demonstrated to the Division. It is the owner or operator's responsibility to self-certify compliance with the conditions. Failure to demonstrate compliance within 180 days may result in revocation of the permit. (Reference: Regulation No. 3, Part B, III.G.2). 3. This permit shall expire if the owner or operator of the source for which this permit was issued:(i)does not commence construction/modification or operation of this source within 18 months after either the date of issuance of this construction permit or the date on which such construction or activity was scheduled to commence as set forth in the permit application associated with this permit; (ii)discontinues construction fora period of eighteen months or AIRS ID: 123/9BD1 Page 1 of 7 Produced Water Tank SM/M Version 20124 olo Depa e f li Health and Environment it Pollution Control Division more; (iii) do m i rea le time of the estimated completion date. The Division may grant extensions of the deadline per Regulation No. 3, Part B, III.F.4.b. (Reference: Regulation No. 3, Part B, III.F.4.) 4. The operator shall retain the permit final authorization letter issued by the Division, after completion of self-certification,with the most current construction permit. This construction permit alone does not provide final authority for the operation of this source. EMISSION LIMITATIONS AND RECORDS 5. Emissions of air pollutants shall not exceed the following limitations (as calculated in the Division's preliminary analysis). (Reference: Regulation No. 3, Part B, Section II.A.4) Annual Limits: Facility AIRS Tons per Year Equipment ID Point NO VOC CO Emission Type PW-1, PW-2 004 — 0.33 --- Point See"Notes to Permit Holder"for information on emission factors and methods used to calculate limits. Facility-wide emissions of each individual hazardous air pollutant shall be less than 8.0 tpy. Facility-wide emissions of total hazardous air pollutants shall be less than 20.0 tpy. Compliance with the annual limits shall be determined by recording the facility's annual criteria pollutant emissions, (including all HAPs above the de-minimis reporting level)from each emission unit, on a rolling twelve (12) month total. By the end of each month a new twelve-month total shall be calculated based on the previous twelve months' data. The permit holder shall calculate emissions each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. This rolling twelve-month total shall apply to all permitted emission units, requiring an APEN, at this facility. 6. The owner or operator shall track emissions from all insignificant activities at the facility on an annual basis to demonstrate compliance with the facility emission limitations as seen below.An inventory of each insignificant activity and associated emission calculations shall be made available to the Division for inspection upon request. For the purposes of this condition, insignificant activities shall be defined as any activity or equipment, which emits any amount but does not require an Air Pollutant Emission Notice (APEN). Total emissions from the facility, including permitted emissions and insignificant activities, shall not exceed: • 100 tons per year of any criteria pollutant and/or • 10 tons per year of a single hazardous air pollutant and/or • 25 tons per year of total hazardous air pollutants(HAP). 7. The emission points in the table below shall be operated and maintained with the control equipment as listed in order to reduce emissions to less than or equal to the limits established in this permit(Reference: Regulation No.3, Part B, Section III.E.) Facility AIRS Control Device Pollutants Equipment ID Point Controlled PW-1, PW-2 004 flare VOC and HAPs AIRS ID: 123/9BD1 Page 2 of 7 Ill olor Depa en 4 - •li Health and Environment it Pollution Control Division PROCESS LIMITA N' • AI 8. This source shall be limited to the following processing rate as listed below. Monthly records of the actual processing rate shall be maintained by the owner or operator and made available to the Division for inspection upon request. (Reference: Regulation 3, Part B, II.A.4) Process/Consumption Limits Facility AIRS Process Parameter Annual Limit Equipment ID Point PW-1, PW-2 004 Produced water throughput 51,100 BBL/yr Compliance with the annual throughput limits shall be determined on a rolling twelve (12) month total. By the end of each month a new twelve-month total is calculated based on the previous twelve months'data. The permit holder shall calculate throughput each month and keep a compliance record on site or at a local field office with site responsibility,for Division review. 9. Records shall be kept in either an electronic file or hard copy provided that they can be promptly supplied to the Division upon request. All records shall be retained for a consecutive period of three years. STATE AND FEDERAL REGULATORY REQUIREMENTS 10. The permit number and AIRS ID point number(e.g. 123/4567/890)shall be marked on the subject equipment for ease of identification. (Reference: Regulation Number 3, Part B, II I.E.) (State only enforceable) 11. Visible emissions shall not exceed twenty percent(20%)opacity during normal operation of the source. During periods of startup, process modification, or adjustment of control equipment visible emissions shall not exceed 30%opacity for more than six minutes in any sixty consecutive minutes. (Reference: Regulation No. 1, Section II.A.1. & 4.) 12. This source is subject to the odor requirements of Regulation No.2.(State only enforceable) OPERATING & MAINTENANCE REQUIREMENTS 13. Upon startup of these points, the owner or operator shall follow the most recent operating and maintenance (O&M) plan and record keeping format approved by the Division, in order to demonstrate compliance on an ongoing basis with the requirements of this permit. Revisions to your O&M plan are subject to Division approval prior to implementation. (Reference:Regulation No.3, Part B, Section III.G.7.) COMPLIANCE TESTING AND SAMPLING Initial Testing Requirements 14. The owner or operator shall demonstrate compliance with opacity requirements, using EPA Method 9 to measure opacity from the flare. (Reference: Regulation No. 1, Section II.A.1 & 4) Periodic Testing Requirements 15. No compliance requirements under this section. AIRS ID: 123/9BD1 Page 3 of 7 olo Depa e f li Health and Environment it Pollution Control Division ADDITIONAL REQ N 16. A revised Air Pollutant Emission Notice(APEN)shall be filed:(Reference: Regulation No.3, Part A, II.C) a. Annually by April 30th whenever a significant increase in emissions occurs as follows: For any criteria pollutant: For sources emitting less than 100 tons per year,a change in actual emissions of five (5)tons per year or more, above the level reported on the last APEN; or • For sources emitting 100 tons per year or more, a change in actual emissions of five percent or 50 tons per year or more,whichever is less,above the level reported on the last APEN submitted; or For any non-criteria reportable pollutant: If the emissions increase by 50%or five(5)tons per year,whichever is less, above the level reported on the last APEN submitted to the Division. b. Whenever there is a change in the owner or operator of any facility, process, or activity; or c. Whenever new control equipment is installed,or whenever a different type of control equipment replaces an existing type of control equipment; or d. Whenever a permit limitation must be modified; or e. No later than 30 days before the existing APEN expires. 17. Federal regulatory program requirements (i.e. PSD, NANSR or Title V Operating Permit) shall apply to this source at any such time that this source becomes major solely by virtue of a relaxation in any permit condition. Any relaxation that increases the potential to emit above the applicable Federal program threshold will require a full review of the source as though construction had not yet commenced on the source. The source shall not exceed the Federal program threshold until a permit is granted. (Regulation No. 3 Part D). . GENERAL TERMS AND CONDITIONS 18. This permit and any attachments must be retained and made available for inspection upon request. The permit may be reissued to a new owner by the APCD as provided in AQCC Regulation No. 3, Part B, Section II.B upon a request for transfer of ownership and the submittal of a revised APEN and the required fee. 19. If this permit specifically states that final authorization has been granted,then the remainder of this condition is not applicable. Otherwise,the issuance of this construction permit does not provide"final"authority for this activity or operation of this source. Final authorization of the permit must be secured from the APCD in writing in accordance with the provisions of 25-7-114.5(12)(a) C.R.S. and AQCC Regulation No. 3, Part B, Section III.G. Final authorization cannot be granted until the operation or activity commences and has been verified by the APCD as conforming in all respects with the conditions of the permit. Once self-certification of all points has been reviewed and approved by the Division, it will provide written documentation of such final authorization. Details for obtaining final authorization to operate are located in the Requirements to Self-Certify for Final Authorization section ofthis permit. c e t Ip AIRS ID: 123/96D1 Page 4 of 7 II olor Depa en -f • 'Ii Health and Environment it Pollution Control Division 20. This permit i in - • t y an- - pleteness of information supplied by the owner or operator and is conditioned upon conduct of the activity, or construction, installation and operation of the source, in accordance with this information and with representations made by the owner or operator or owner or operator's agents. It is valid only for the equipment and operations or activity specifically identified on the permit. 21. Unless specifically stated otherwise, the general and specific conditions contained in this permit have been determined by the APCD to be necessary to assure compliance with the provisions of Section 25-7-114.5(7)(a), C.R.S. 22. Each and every condition of this permit is a material part hereof and is not severable. Any challenge to or appeal of a condition hereof shall constitute a rejection of the entire permit and upon such occurrence,this permit shall be deemed denied ab initio. This permit may be revoked at any time prior to self-certification and final authorization by the Air Pollution Control Division (APCD) on grounds set forth in the Colorado Air Quality Control Act and regulations of the Air Quality Control Commission (AQCC), including failure to meet any express term or condition of the permit. If the Division denies a permit, conditions imposed upon a permit are contested by the owner or operator,or the Division revokes a permit,the owner or operator of a source may request a hearing before the AQCC for review of the Division's action. 23. Section 25-7-114.7(2)(a), C.R.S. requires that all sources required to file an Air Pollution Emission Notice (APEN) must pay an annual fee to cover the costs of inspections and administration. If a source or activity is to be discontinued, the owner must notify the Division in writing requesting a cancellation of the permit. Upon notification, annual fee billing will terminate. 24. Violation of the terms of a permit or of the provisions of the Colorado Air Pollution Prevention and Control Act or the regulations of the AQCC may result in administrative,civil or criminal enforcement actions under Sections 25-7-115 (enforcement), -121 (injunctions), -122 (civil penalties), -122.1 (criminal penalties), C.R.S. By: r' Christian Lesniak Permit Engineer Permit History Issuance Date Description Issuance 1 This Issuance Issued to Whiting Oil and Gas Corporation AIRS ID: 123/9BD1 Page 5 of 7 olo Depa e f li Health and Environment it Pollution Control Division Notes to Permit Holder e o e a 1) The permit holder is required to pay fees for the processing time for this permit.An invoice for these fees will be issued after the permit is issued.The permit holder shall pay the invoice within 30 days of receipt of the invoice.Failure to pay the invoice will result in revocation of this permit(Reference:Regulation No.3, Part A, Section VI.B.) 2) The production or raw material processing limits and emission limits contained in this permit are based on the consumption rates requested in the permit application. These limits may be revised upon request of the owner or operator providing there is no exceedance of any specific emission control regulation or any ambient air quality standard. A revised air pollution emission notice(APEN) and complete application form must be submitted with a request for a permit revision. 3) This source is subject to the Common Provisions Regulation Part II, Subpart E, Affirmative Defense Provision for Excess Emissions During Malfunctions.The owner or operator shall notify the Division of any malfunction condition which causes a violation of any emission limit or limits stated in this permit as soon as possible, but no later than noon of the next working day, followed by written notice to the Division addressing all of the criteria set forth in Part II.E.1 of the Common Provisions Regulation. See: http://www.colorado.gov/cs/Satellite?c=Document C&childoaaename=CDPHE- Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&oaaename=CBONWraooer 4) The following emissions of non-criteria reportable air pollutants are estimated based upon the process limits as indicated in this permit. This information is listed to inform the operator of the Division's analysis of the specific compounds emitted if the source(s) operate at the permitted limitations. Uncontrolled Emission Are the Controlled AIRS Rate emissions Emission Point Pollutant CAS# BIN (lb/yr) reportable? Rate(lb/yr) Benzene 71432 A 358 YES 18 004 n-Hexane 110543 C 1124 YES 56 5) The emission levels contained in this permit are based on the following emission factors: Point 004: Emission Factors CAS# Pollutant Uncontrolled Source lb/BBL Produced Water Throughput VOC 0.262 State emission factors 110543 n-Hexane 0.022 State emission factors 71432 Benzene 0.007 State emission factors Note: The controlled emissions factors for point 004 are based on the flare control efficiency of 95%. 6) In accordance with C.R.S.25-7-114.1, each Air Pollutant Emission Notice(APEN)associated with this permit is valid for a term of five years from the date it was received by the Division.A revised APEN shall be submitted no later than 30 days before the five-year term expires. Please refer to the most recent annual fee invoice to determine the APEN expiration date for each emissions point associated with this permit. For any questions regarding a specific expiration date call the Division at(303)-692- 3150. AIRS ID: 12319BD1 Page 6 of 7 olor-A Depa en -f ' .li Health and Environment •it Pollution Control Division 7) This facility is class' o Applicable Status Requirement Operating Permit Synthetic Minor Source of: VOC, HAPs PSD Synthetic Minor Source of: VOC, HAPs 8) Full text of the Title 40,Protection of Environment Electronic Code of Federal Regulations can be found at the website listed below: htta://ecfr.gpoaccess.gov/ Part 60: Standards of Performance for New Stationary Sources NSPS 60.1-End Subpart A—Subpart KKKK NSPS Part 60,Appendixes Appendix A—Appendix I Part 63: National Emission Standards for Hazardous Air Pollutants for Source Categories MACT 63.1-63.599 Subpart A—Subpart Z MACT 63.600-63.1199 Subpart AA—Subpart DDD MACT 63.1200-63.1439 Subpart EEE—Subpart PPP MACT 63.1440-63.6175 Subpart QQQ—Subpart YYYY MACT 63.6580-63.8830 Subpart ZZZZ—Subpart MMMMM MACT 63.8980-End Subpart NNNNN—Subpart XXXXXX 9) A self certification form and guidance on how to self-certify compliance as required by this permit may be obtained online at: htto://www.colorado.gov/pacific/cdphe/air-permit-self-certification AIRS ID: 123/9BD1 Page 7 of 7 Construction Permit Application Preliminary Analysis Summary Section 1 —Applicant Information Company Name: Whiting Oil and Gas Corporation Permit Number: 13WE2677 Source Location: NWNW Sec 25 T10N R58W Equipment Description: Point 004: Two 400 BBL produced water tanks (Serving 2 wells) AIRS ID: 123/9BD1/004 Date: 2/21/2014 Review Engineer: Christian Lesniak Control Engineer: Stefanie Rucker Section 2—Action Completed X CP1 Modification APEN Required/Permit Exempt Final Approval Transfer of Ownership APEN Exempt/Permit Exempt *If tank is a true minor source at a true minor facility, it may be granted "Final Approval"without first being issued an Initial Approval permit Section 3—Applicant Completeness Review Was the correct APEN submitted for this source type? X Yes No Is the APEN signed with an original signature? X Yes No Was the APEN filled out completely? X Yes No Did the applicant submit all required paperwork? X Yes No Did the applicant provide ample information to determine emission rates? X Yes No If you answered°no"to any of the above, when did you mail an Information Request letter to the source? On what date was this application complete? 08/27/2013 Section 4—Source Description AIRS Point Equipment Description 004 Two (2)above ground 400 bbl atmospheric produced water storage tanks Are"flash"emissions anticipated from these tanks? X Yes No Is this tank located at an E&P site? X Yes No Is this tank located at a non-E&P, midstream or Yes X No downstream site? Is this a portable source? Yes X No Is this location in a non-attainment area for any criteria Yes X No pollutant? If"yes", for what pollutant? PM10 CO Ozone Is this location in an attainment maintenance area for Yes X No any criteria pollutant? If"yes", for what pollutant? (Note: These pollutants are subject to minor source PM10 CO Ozone RACT per Regulation 3, Part B, Section III.D.2) Page 1 Is this source claiming exempt status for this source Requesting based on the fraction of oil in the stored water(less Yes X No permit limit than 1% by volume crude oil on an average annual anyway basis)? Are these produced water tanks located at a commercial facility that accepts oil production Yes X No wastewater for processing? Are these produced water tanks subject to Colorado Oil and Gas Conservation Commission (COGCC)805 Yes X No Rule? Section 5—Emission Estimate Information AIRS Point Emission Factor Source 004 CDPHE Produced Water Storage Tank Emission Factors; CDPHE Memo 09-02 Did the applicant provide actual process data for the emission inventory? X Yes No Basis for Potential to Emit(PTE) AIRS Point Process Consumption/Throughput/Production 004 51,100 BBL per year wastewater Basis for Actual Emissions Reoorted During this APEN Filing(Reported to Inventory[ AIRS Point Process Consumption/Throughput/Production Data Year 004 51,100 BBL per year wastewater 2013 Basis for Permitted Emissions(Permit Limits) AIRS Point Process Consumption/ThroughpuUProduction 004 51,100 BBL per year wastewater Does this source use a control device? X Yes No AIRS Point Process Control Device Description %Reduction Granted 004 01 Open flare 95 Section 6—Emission Summary(tons per year) Point NO, VOC CO Single HAP Total HAP 0. PTE: 004 6.7 (Hexane) 0.74 Uncontrolled point 004 6.7 0.56 0.74 source emission rate: (Hexane) Controlled point 004 0.33 0.03 004 source emission rate: (Hexane) Total APEN Reported 0.33 0.03 004 emissions: (Hexane) Section 7—Non-Criteria/Hazardous Air Pollutants Uncontrolled Controlled Emission Pollutant CAS# BIN Emission Rate eo1a (Ib/yr) nportabb9 Rate(Ib/yr) Benzene 71432 A 357.7 No 17.9 n-Hexane 110543 C 1124.2 Yes 56.2 Note: Regulation 3, Part A, Section II.B.3.b APEN emission reporting requirements for non-criteria air pollutants are based on actual emissions without credit for reductions achieved by control devices used by the operator. Page 2 Section 8—Testing Requirements Will testing be required to show compliance with any emission rate or regulatory Yes X No standard? Section 9—Source Classification Is this a new previously un-permitted source? X Yes No What is this facility classification? True X Synthetic Major Minor Minor Classification relates to what programs? X Title V X PSD NA NSR X MACT Is this a modification to an existing permit? Yes X No Section 10—Public Comment Does this permit require public comment per CAQCC Regulation 3? X Yes No If"yes", for which pollutants?Why? For Reg. 3, Part B, III.C.1.a (emissions increase> 25/50 tpy)? X Yes No For Reg. 3, Part B, III.C.1.c.iii (subject to MACT)? Yes X No For Reg. 3, Part B, III.C.1.d (synthetic minor emission limits)? X Yes No Section 11 —Modeling Is modeling required to demonstrate compliance with National Ambient Yes X No Air Quality Standards (NAAQS)? AIRS Point Section 12—Regulatory Review Regulation 1 - Particulate, Smoke, Carbon Monoxide and Sulfur Dioxide Section II.A.1 - Except as provided in paragraphs 2 through 6 below, no owner or operator of a source shall allow or cause the emission into the atmosphere of any air pollutant which is in excess of 20% opacity. This standard is based on 24 consecutive opacity readings taken at 15-second intervals for six minutes. The approved reference test method for visible emissions measurement is EPA Method 9 (40 CFR, Part 60, Appendix A(July, 004 1992)) in all subsections of Section II.A and B of this regulation. Section II.A.5 -Smokeless Flare or Flares for the Combustion of Waste Gases No owner or operator of a smokeless flare or other flare for the combustion of waste gases shall allow or cause emissions into the atmosphere of any air pollutant which is in excess of 30% opacity for a period or periods aggregating more than six minutes in any sixty consecutive minutes. Regulation 2—Odor Section I.A-No person, wherever located, shall cause or allow the emission of odorous air contaminants from any single source such as to result in detectable odors which are 004 measured in excess of the following limits: For areas used predominantly for residential or commercial purposes it is a violation if odors are detected after the odorous air has been diluted with seven (7)or more volumes of odor free air. Regulation 3-APENs, Construction Permits, Operating Permits, PSD Part A-APEN Requirements Criteria Pollutants: For criteria pollutants,Air Pollutant Emission Notices are required for 004 each individual emission point in an attainment area with uncontrolled actual emissions of two tons per year or more of any individual criteria pollutant(pollutants are not summed)for which the area is attainment. (Applicant is required to file an APEN since emissions exceed 2 tons per year VOC) Part B—Construction Permit Exemptions Applicant is/is not required to obtain a permit since uncontrolled VOC emissions 004 from this facility are greater/less than the 5.0 TPY threshold(Reg. 3, Part B, Section ILD.3.a) Regulation 6-New Source Performance Standards Page 3 004 None Regulation 7—Volatile anionic Compounds 004 None Regulation 8—Hazardous Air Pollutants 004 None Section 13—Aerometric Information Retrieval System Coding Information Point Process Process Description Emission Pollutant/ Fugitive Emission Factor Control o Factor CAS# (Y/N) Source (%) 6.2381 lb/1000 VOC No CDPHE PS 95 gallons Memo 09-02 throughput 0.1667 01 Produced Water Storage lb/1000 Benzene No CDPHE PS 95 004 Tanks gallons Memo 09-02 throughput 0.5238 lb/1000 n-Hexane No CDPHE PS 95 gallons Memo 09-02 throughput SCC 40400315—Fixed Roof Tank, Produced Water,working+breathing+flashing losses Section 14—Miscellaneous Application Notes AIRS Point 004 Produced Water Storage Tanks State-Developed Emission factors are: Produced Water Tank Default County Emission Factors(lb/bbl) VOC Benzene n-Hexane Adams,Arapahoe, Boulder, Broomfield, Denver, 0.262 0.007 0.022 Douglas, Jefferson, Larimer and Weld Garfield, Mesa, Rio Blanco and Moffat 0.178 0.004 0.010 Remainder of Colorado 0.262 0.007 0.022 State-Developed Emission factors in lb/1000 gal are: Produced Water Tank Default County Emission Factors(lb/1000 gal) VOC Benzene n-Hexane Adams,Arapahoe, Boulder, Broomfield, Denver, 6.2381 0.1667 0.5238 Douglas, Jefferson, Larimer and Weld Garfield, Mesa, Rio Blanco and Moffat 4.2381 0.0952 0.2381 Remainder of Colorado 6.2381 0.1667 0.5238 This source is not located in the 8-hour ozone non-attainment area. Page 4 STATE OF COLORADO DRAFT o4•c COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT LI' *� AIR POLLUTION CONTROL DIVISION revs• TELEPHONE: (303)692-3150 CONSTRUCTION PERMIT PERMIT NO: 1 3WE2678 Issuance 1 DATE ISSUED: ISSUED TO: Whiting Oil and Gas Corporation THE SOURCE TO WHICH THIS PERMIT APPLIES IS DESCRIBED AND LOCATED AS FOLLOWS: Oil and gas facility, known as the Razor 25D Pad, located in the NWNW of Section 25, Township 10N, Range 58W, in Weld County, Colorado. THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING: Facility AIRS Equipment Point Description ID LOAD-1, Truck loadout of crude oil. Emissions from the loadout are not LOAD-2 005 controlled. THIS PERMIT IS GRANTED SUBJECT TO ALL RULES AND REGULATIONS OF THE COLORADO AIR QUALITY CONTROL COMMISSION AND THE COLORADO AIR POLLUTION PREVENTION AND CONTROL ACT C.R.S. (25-7-101 et seq), TO THOSE GENERAL TERMS AND CONDITIONS INCLUDED IN THIS DOCUMENT AND THE FOLLOWING SPECIFIC TERMS AND CONDITIONS: REQUIREMENTS TO SELF-CERTIFY FOR FINAL AUTHORIZATION 1. YOU MUST notify the Air Pollution Control Division (the Division) no later than fifteen days after issuance of this permit, by submitting a Notice of Startup form to the Division. The Notice of Startup form may be downloaded online at www.cdphe.state.co.us/ap/downloadforms.html. Failure to notify the Division of startup of the permitted source is a violation of Air Quality Control Commission (AQCC) Regulation No. 3, Part B, Section III.G.1 and can result in the revocation of the permit. 2. Within one hundred and eighty days (180) after issuance of this permit, compliance with the conditions contained in this permit shall be demonstrated to the Division. It is the owner or operator's responsibility to self-certify compliance with the conditions. Failure to demonstrate compliance within 180 days may result in revocation of the permit. (Reference: Regulation No. 3, Part B, III.G.2). AIRS ID: 123/9BD1 Page 1 of 7 Condensate Loadout TM Version 2012-1 DRAFT Colorado Department of Public Health and Environment Air Pollution Control Division 3. This permit shall expire if the owner or operator of the source for which this permit was issued: (i) does not commence construction/modification or operation of this source within 18 months after either, the date of issuance of this construction permit or the date on which such construction or activity was scheduled to commence as set forth in the permit application associated with this permit; (ii) discontinues construction for a period of eighteen months or more; (iii) does not complete construction within a reasonable time of the estimated completion date. The Division may grant extensions of the deadline per Regulation No. 3, Part B, III.F.4.b. (Reference: Regulation No. 3, Part B, III.F.4.) 4. The operator shall retain the permit final authorization letter issued by the Division after completion of self-certification, with the most current construction permit. This construction permit alone does not provide final authority for the operation of this source. EMISSION LIMITATIONS AND RECORDS 5. Emissions of air pollutants shall not exceed the following limitations (as calculated in the Division's preliminary analysis). (Reference: Regulation No. 3, Part B, Section II.A.4) Annual Limits: Tons per Year Facility Equipment ID AIRS Point Emission Type VOC LOAD-1, LOAD-2 005 11.36 Point See "Notes to Permit Holder"for information on emission factors and methods used to calculate limits. Facility-wide emissions of each individual hazardous air pollutant shall be less than 8.0 tpy. Facility-wide emissions of total hazardous air pollutants shall be less than 20.0 tpy. Compliance with the annual limits shall be determined by recording the facility's annual criteria pollutant emissions, (including all HAPs above the de-minimis reporting level) from each emission unit, on a rolling twelve (12) month total. By the end of each month a new twelve-month total shall be calculated based on the previous twelve months' data. The permit holder shall calculate emissions each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. This rolling twelve-month total shall apply to all permitted emission units, requiring an APEN, at this . facility. 6. The owner or operator shall track emissions from all insignificant activities at the facility on an annual basis to demonstrate compliance with the facility emission limitations as seen below. An inventory of each insignificant activity and associated emission calculations shall be made available to the Division for inspection upon request. For the purposes of this condition, insignificant activities shall be defined as any activity or equipment, which emits any amount but does not require an Air Pollutant Emission Notice (APEN). AIRS ID: 12319BD1 Page 2 of 7 DRAFTColorado Department of Public Health and Environment Air Pollution Control Division Total emissions from the facility, including permitted emissions and insignificant activities, shall not exceed: • 100 tons per year of any criteria pollutant PROCESS LIMITATIONS AND RECORDS 7. This source shall be limited to the following maximum processing rates as listed below. Monthly records of the actual processing rate shall be maintained by the owner or operator and made available to the Division for inspection upon request. (Reference: Regulation 3, Part B, II.A.4) Process/Consumption Limits AIRS Process Parameter Annual Limit Point 005 Crude Oil Loading 273,750 BBL The owner or operator shall calculate monthly process rates based on the calendar month. Compliance with the annual throughput limits shall be determined on a rolling twelve (12) month total. By the end of each month a new twelve-month total is calculated based on the previous twelve months' data. The permit holder shall calculate throughput each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. 8. Condensate loading to truck tanks shall be conducted by submerged fill. (Reference: Regulation 3, Part B, III.E) STATE AND FEDERAL REGULATORY REQUIREMENTS 9. This source is subject to the odor requirements of Regulation No. 2. (State only enforceable) OPERATING & MAINTENANCE REQUIREMENTS 10. This source is not required to follow a Division-approved operating and maintenance plan. COMPLIANCE TESTING AND SAMPLING 11. This source is not required to comply with any testing and sampling requirements. ADDITIONAL REQUIREMENTS 12. A revised Air Pollutant Emission Notice (APEN) shall be filed: (Reference: Regulation No. 3, Part A, II.C) AIRS ID: 123/9BD1 Page 3 of 7 DRAFT Colorado Department of Public Health and Environment Air Pollution Control Division a. Annually by April 30th whenever a significant increase in emissions occurs as follows: For any criteria pollutant: For sources emitting less than 100 tons per year, a change in actual emissions of five (5)tons per year or more, above the level reported on the last APEN; or For volatile organic compounds (VOC) and nitrogen oxides sources (NO,J in ozone nonattainment areas emitting less than 100 tons of VOC or NO, per year, a change in annual actual emissions of one (1) ton per year or more or five percent, whichever is greater, above the level reported on the last APEN; or For sources emitting 100 tons per year or more, a change in actual emissions of five percent or 50 tons per year or more, whichever is less, above the level reported on the last APEN submitted; or For any non-criteria reportable pollutant: If the emissions increase by 50% or five (5) tons per year, whichever is less, above the level reported on the last APEN submitted to the Division. b. Whenever there is a change in the owner or operator of any facility, process, or activity; or c. Whenever new control equipment is installed, or whenever a different type of control equipment replaces an existing type of control equipment; or d. Whenever a permit limitation must be modified; or e. No later than 30 days before the existing APEN expires. 13. Federal regulatory program requirements(i.e. PSD, NANSR or Title V Operating Permit) shall apply to this source at any such time that this source becomes major solely by virtue of a relaxation in any permit condition. Any relaxation that increases the potential to emit above the applicable Federal program threshold will require a full review of the source as though construction had not yet commenced on the source. The source shall not exceed the Federal program threshold until a permit is granted. (Regulation No. 3 Part D). GENERAL TERMS AND CONDITIONS: 14. This permit and any attachments must be retained and made available for inspection upon request. The permit may be reissued to a new owner by the APCD as provided in AQCC Regulation No. 3, Part B, Section II.B upon a request for transfer of ownership and the submittal of a revised APEN and the required fee. 15. If this permit specifically states that final authorization has been granted, then the remainder of this condition is not applicable. Otherwise, the issuance of this construction permit does not provide"final" authority for this activity or operation of this source. Final authorization of the permit must be secured from the APCD in writing in accordance with the provisions of 25-7-114.5(12)(a) C.R.S. and AQCC Regulation No. 3, Part B, Section III.G. Final authorization cannot be granted until the operation or activity commences AIRS ID: 123/9BD1 Page 4 of 7 DRAFT Colorado Department of Public Health and Environment Air Pollution Control Division and has been verified by the APCD as conforming in all respects with the conditions of the permit. Once self-certification of all points has been reviewed and approved by the Division, it will provide written documentation of such final authorization. Details for obtaining final authorization to operate are located in the Requirements to Self- Certify for Final Authorization section of this permit. 16. This permit is issued in reliance upon the accuracy and completeness of information supplied by the owner or operator and is conditioned upon conduct of the activity, or construction, installation and operation of the source, in accordance with this information and with representations made by the owner or operator or owner or operator's agents. It is valid only for the equipment and operations or activity specifically identified on the permit. 17. Unless specifically stated otherwise, the general and specific conditions contained in this permit have been determined by the APCD to be necessary to assure compliance with the provisions of Section 25-7-114.5(7)(a), C.R.S. 18. Each and every condition of this permit is a material part hereof and is not severable. Any challenge to or appeal of a condition hereof shall constitute a rejection of the entire permit and upon such occurrence, this permit shall be deemed denied ab initio. This permit may be revoked at any time prior to self-certification and final authorization by the Air Pollution Control Division (APCD) on grounds set forth in the Colorado Air Quality Control Act and regulations of the Air Quality Control Commission (AQCC), including failure to meet any express term or condition of the permit. If the Division denies a permit, conditions imposed upon a permit are contested by the owner or operator, or the Division revokes a permit, the owner or operator of a source may request a hearing before the AQCC for review of the Division's action. 19. Section 25-7-114.7(2)(a), C.R.S. requires that all sources required to file an Air Pollution Emission Notice (APEN) must pay an annual fee to cover the costs of inspections and administration. If a source or activity is to be discontinued, the owner must notify the Division in writing requesting a cancellation of the permit. Upon notification, annual fee billing will terminate. 20. Violation of the terms of a permit or of the provisions of the Colorado Air Pollution Prevention and Control Act or the regulations of the AQCC may result in administrative, civil or criminal enforcement actions under Sections 25-7-115 (enforcement), -121 (injunctions), -122 (civil penalties), -122.1 (criminal penalties), C.R.S. By: /Li "tiy./ Christian Lesniak Permit Engineer AIRS ID: 123/9BD1 Page 5 of 7 DRAFT Colorado Department of Public Health and Environment Air Pollution Control Division Permit History Issuance Date Description Issuance 1 This Issuance Issued to Whiting Oil and Gas Corporation Notes to Permit Holder at the time of this permit issuance: 1) The permit holder is required to pay fees for the processing time for this permit. An invoice for these fees will be issued after the permit is issued. The permit holder shall pay the invoice within 30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit (Reference: Regulation No. 3, Part A, Section VI.B.) 2) The production or raw material processing limits and emission limits contained in this permit are based on the consumption rates requested in the permit application. These limits may be revised upon request of the owner or operator providing there is no exceedance of any specific emission control regulation or any ambient air quality standard. A revised air pollution emission notice (APEN) and complete application form must be submitted with a request for a permit revision. 3) This source is subject to the Common Provisions Regulation Part II, Subpart E, Affirmative Defense Provision for Excess Emissions During Malfunctions. The owner or operator shall notify the Division of any malfunction condition which causes a violation of any emission limit or limits stated in this permit as soon as possible, but no later than noon of the next working day, followed by written notice to the Division addressing all of the criteria set forth in Part II.E.1. of the Common Provisions Regulation. See: htto://www.coloradosiov/cs/Satellite?c=Document C&childoaclename=CDPHE- Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&oaaename=CBONWraooer 4) The following emissions of non-criteria reportable air pollutants are estimated based upon the process limits as indicated in this permit. This information is listed to inform the operator of the Division's analysis of the specific compounds emitted if the source(s)operate at the permitted limitations. Uncontrolled Emission Are the Controlled AIRS Rate emissions Emission Point Pollutant CAS# BIN (Ib/yr) reportable? Rate(lb/yr) n-Hexane 110543 C 255.6 YES N/A 005 Benzene 71432 A 40.4 NO N/A 5) The emission levels contained in this permit are based on the following emission factors: Emission Factors- Uncontrolled CAS Pollutant Ib/BBL loaded Source VOC .083 AP-42 The uncontrolled VOC emission factor was calculated using AP-42, Chapter 5.2, Equation 1 (version 1/95) using the following values: L= 12.46`S`P`M/T S= 0.6 (Submerged loading: dedicated normal service) P(true vapor pressure) =2.8 psia M(vapor molecular weight)=50 Ib/Ib-mol T(temperature of liquid loaded)=529.67°R AIRS ID: 123/9BD1 Page 6 of 7 DRAFTColorado Department of Public Health and Environment Air Pollution Control Division The uncontrolled non-criteria reportable air pollutant (NCRP) emission factors were calculated by multiplying the mass fraction of each NCRP in the vapors by the VOC emission factor. Controlled emission factors are based on a flare efficiency of 95%. 6) In accordance with C.R.S. 25-7-114.1, each Air Pollutant Emission Notice (APEN)associated with this permit is valid for a term of five years from the date it was received by the Division.A revised APEN shall be submitted no later than 30 days before the five-year term expires. Please refer to the most recent annual fee invoice to determine the APEN expiration date for each emissions point associated with this permit. For any questions regarding a specific expiration date call the Division at (303)-692-3150. 7) This facility is classified as follows: Applicable Status Requirement Operating Permit Synthetic Minor Source of: VOC, HAPs NANSR Synthetic Minor Source of:VOC, HAPs 8) Full text of the Title 40, Protection of Environment Electronic Code of Federal Regulations can be found at the website listed below: http://ecfr.gpoaccess.gov/ Part 60: Standards of Performance for New Stationary Sources NSPS 60.1-End Subpart A—Subpart KKKK NSPS Part 60, Appendixes Appendix A—Appendix I Part 63: National Emission Standards for Hazardous Air Pollutants for Source Categories MACT 63.1-63.599 Subpart A—Subpart Z MACT 63.600-63.1199 Subpart AA—Subpart DDD MACT 63.1200-63.1439 Subpart EEE—Subpart PPP MACT 63.1440-63.6175 Subpart QQQ—Subpart YYYY MACT 63.6580-63.8830 Subpart ZZZZ—Subpart MMMMM MACT 63.8980-End Subpart NNNNN—Subpart XXXXXX 9) A self certification form and guidance on how to self-certify compliance as required by this permit may be obtained online at: http://www.colorado.gov/pacific/cdphe/air-permit-self-certification AIRS ID: 123/9BD1 Page 7 of 7 Division Information Engineer Christian Lesniak Control Engineer Stefanie Rucker Review Date: 11/26/2013 Application Date: 08/27/2013 Facility Identifiers Permit No. 13WE2678 County# 123 Weld AIRS Facility# 9601 Point# 005 Section 01: Administrative Information Company Name: Whiting Oil and Gas Corporation Source Name: Razor 25 Pad NWNW Sec25 T10N R58W Source Location: SIC: 1311 Elevation(feet) 4762 Portable Source? Portable Source Homebase Mailing Address 1: Whiting Oil and Gas Corporation Address Address 2: 1700 Broadway,Suite 2300 City,State Zip: Denver,CO 80290 Name: Thomas Gibbons Person To Phone: 303-357-1443 Contact Fax: 303-390-4947 Email Thomas.Gibbons{gWhitino.com AP-42:Chapter 5.2 Equation 1 L=12.46'5P*M/T L=loading losses in lb per 7000 gallons loaded S=Saturation Factor P=true vapor pressure of liquid loaded Ipsial M=molecular weight of vapors[lb/lb-mole] T=temperature of bulk liquid loaded[deg.R] 1 degree Fahrenheit=460.67 degree Rankine S 0.6 Submerged loading:dedicated normal service P 2.8 psia M 50 lb/lb-mole T 529.67 deg.R 1.98 lb/10=3 gal 8.30E-02 lb/bbl Annual requested Throughput 11497500 gal/yr Annual requested VOC emissions 22719 lb/yr 11.36 tpy Regulatory Considerations This facility is not condisdered a terminal(in Reg.7)because average daily throughput will be below 20,000 gallons at 3,956 gallons per day. This facility is not considered a bulk plant(in Reg.7)because it does not distribute gasoline. NCRP5 Component Mass Frac. emissions(lbyr) Notes Benzene 0.00178 40.44 In order to estimate NCRP emissions,I multiplied the mass fraction n-hexane 0.01125 255.59 of each component considered a non-criteria reportable by the annual requested VOC emissions for tank loadout.Granted,the mass fraction I used is for the liquid rather than the vapor.This is beacuse only the liquid mass fraction is readily available,and developing the vapor mass fractions would be overly arduous.n- Hexane is the only reportable for this point-all others have mass fraction equal to 0.0000. STATE OF COLORADO •LO- • i• D - • 'T 7 •F P = C HEALTH AND ENVIRONMENT AIR POLLUTION CONTROL DIVISION �e TELEPHONE: (303)692-3150 ' t ' 45876. CONSTRUCTION PERMIT PERMIT NO: 1 3WE2679 Issuance 1 DATE ISSUED: ISSUED TO: Whiting Oil and Gas Corporation THE SOURCE TO WHICH THIS PERMIT APPLIES IS DESCRIBED AND LOCATED AS FOLLOWS: Oil and gas exploration and production facility known as the Razor 25D Pad, located in the Section 25, T10N, R58W, Weld County, Colorado. THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING: Facility AIRS Equipment Point Description ID SEP-1, 006 Two separators, controlled by two open flares. Flares have a SEP-2 minimum combustion efficiency of 95%. THIS PERMIT IS GRANTED SUBJECT TO ALL RULES AND REGULATIONS OF THE COLORADO AIR QUALITY CONTROL COMMISSION AND THE COLORADO AIR POLLUTION PREVENTION AND CONTROL ACT C.R.S. (25-7-101 et seq), TO THOSE GENERAL TERMS AND CONDITIONS INCLUDED IN THIS DOCUMENT AND THE FOLLOWING SPECIFIC TERMS AND CONDITIONS: REQUIREMENTS TO SELF-CERTIFY FOR FINAL AUTHORIZATION 1. YOU MUST notify the Air Pollution Control Division (the Division) no later than fifteen days after issuance of this permit, by submitting a Notice of Startup form to the Division. The Notice of Startup form may be downloaded online at www.cdphe.state.co.us/ap/downloadforms.html. Failure to notify the Division of startup of the permitted source is a violation of Air Quality Control Commission (AQCC) Regulation No. 3, Part B, Section III.G.1 and can result in the revocation of the permit. 2. Within one hundred and eighty days (180) after issuance of this permit, compliance with the conditions contained in this permit shall be demonstrated to the Division. It is the owner or operator's responsibility to self-certify compliance with the conditions. Failure to demonstrate compliance within 180 days may result in revocation of the permit. (Reference: Regulation No. 3, Part B, III.G.2). 3. This permit shall expire if the owner or operator of the source for which this permit was issued: (i) does not commence construction/modification or operation of this source within 18 months after either, the date of issuance of this construction permit or the date on which such construction or activity was scheduled to commence as set forth in the AIRS ID: 123/9BD1 Page 1 of 8 • Depa en li ealth and Environment it Pollution Control Division permit applicDolor i w pe 'scon • construction for a period of eighteen months or more; (iii) does not complete construction within a reasonable time of the estimated completion date. The Division may grant extensions of the deadline per Regulation No. 3, Part B, III.F.4.b. (Reference: Regulation No. 3, Part B, III.F.4.) 4. The operator shall complete all initial compliance testing and sampling as required in this permit and submit the results to the Division as part of the self-certification process. (Reference: Regulation No. 3, Part B, Section III.E.) 5. The following information shall be provided to the Division within fifteen (15) days after issuance of permit. • manufacturer • model number • serial number This information shall be included with the Notice of Startup submitted for the equipment. (Reference: Regulation No. 3, Part B, III.E.) 6. The operator shall retain the permit final authorization letter issued by the Division, after completion of self-certification, with the most current construction permit. This construction permit alone does not provide final authority for the operation of this source. EMISSION LIMITATIONS AND RECORDS 7. Emissions of air pollutants shall not exceed the following limitations (as calculated in the Division's preliminary analysis). (Reference: Regulation No. 3, Part B, Section II.A.4) Annual Limits: Facility AIRS Tons per Year Emission Type Equipment ID Point NO, VOC CO SEP-1,SEP-2 006 10.5 80.7 21 Point See "Notes to Permit Holder"for information on emission factors and methods used to calculate limits. Facility-wide emissions of each individual hazardous air pollutant shall be less than 8.0 tpy. Facility-wide emissions of total hazardous air pollutants shall be less than 20.0 tpy. Compliance with the annual limits shall be determined by recording the facility's annual criteria pollutant emissions, (including all HAPs above the de-minimis reporting level) from each emission unit, on a rolling twelve (12) month total. By the end of each month a new twelve-month total shall be calculated based on the previous twelve months' data. The permit holder shall calculate emissions each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. This rolling twelve-month total shall apply to all permitted emission units, requiring an APEN, at this facility. 8. The owner or operator shall track emissions from all insignificant activities at the facility on an annual basis to demonstrate compliance with the facility emission limitations as AIRS ID: 123/9BD1 Page 2 of 8 olor- Depa en P 'Ii Health and Environment Air Pollution Control Division seen below. - Intr if in- _ ; acti ' =nd associated emission calculations shall be made available to the Division for inspection upon request. For the purposes of this condition, insignificant activities shall be defined as any activity or equipment, which emits any amount but does not require an Air Pollutant Emission Notice (APEN). Total emissions from the facility, including permitted emissions and insignificant activities, shall not exceed: • 100 tons per year of any criteria pollutant and/or • 10 tons per year of a single hazardous air pollutant and/or • 25 tons per year of total hazardous air pollutants (HAP). 9. The emission points in the table below shall be operated and maintained with the control equipment as listed in order to reduce emissions to less than or equal to the limits established in this permit (Reference: Regulation No.3, Part B, Section III.E.) Facility AIRS Pollutants Equipment Point Control Device Controlled ID SEP-1, 006 Two Open Flares VOC, HAPs SEP-2 PROCESS LIMITATIONS AND RECORDS 10. This source shall be limited to the following maximum processing rates as listed below. Monthly records of the actual processing rates shall be maintained by the owner or operator and made available to the Division for inspection upon request. (Reference: Regulation 3, Part B, II.A.4) Process/Consumption Limits Facility AIRS Equipment Point Process Parameter Annual Limit ID SEP-1, 006 Gas Vented from Separator 100.4 MMSCF SEP-2 Compliance with the annual throughput limits shall be determined on a rolling twelve (12) month total. By the end of each month a new twelve-month total is calculated based on the previous twelve months' data. The permit holder shall calculate throughput each month and keep a compliance record on site or at a local field office with site responsibility, for Division review. STATE AND FEDERAL REGULATORY REQUIREMENTS 11. The permit number and AIRS ID point number (e.g. 123/4567/890) shall be marked on the subject equipment for ease of identification. (Reference: Regulation Number 3, Part B, III.E.) (State only enforceable) 12. Visible emissions shall not exceed twenty percent(20%) opacity during normal operation of the source. During periods of startup, process modification, or adjustment of control equipment visible emissions shall not exceed 30% opacity for more than six minutes in any sixty consecutive minutes. (Reference: Regulation No. 1, Section II.A.1. &4.) AIRS ID: 123/9BD1 Page 3 of 8 Depa en li ealth and Environment it Pollution Control Division 13. This source Dolor e of ation No. 2. (State only enforceable) OPERATING & MAINTENANCE REQUIREMENTS 14. Upon startup of these points, the owner or operator shall follow the most recent operating and maintenance (O&M) plan and record keeping format approved by the Division, in order to demonstrate compliance on an ongoing basis with the requirements of this permit. Revisions to your O&M plan are subject to Division approval prior to implementation. (Reference: Regulation No. 3, Part B, Section III.G.7.) COMPLIANCE TESTING AND SAMPLING Initial Testinq Requirements 15. Point 006: The owner or operator shall demonstrate compliance with opacity standards, using EPA Method 9 to measure opacity from the flare. (Reference: Regulation No. 1, Section I I.A.1 &4) ADDITIONAL REQUIREMENTS 16. A revised Air Pollutant Emission Notice (APEN) shall be filed: (Reference: Regulation No. 3, Part A, II.C) a. Annually by April 30th whenever a significant increase in emissions occurs as follows: For any criteria pollutant: For sources emitting less than 100 tons per year, a change in actual emissions of five (5)tons per year or more, above the level reported on the last APEN; or For volatile organic compounds (VOC) and nitrogen oxides sources (NO,) in ozone nonattainment areas emitting less than 100 tons of VOC or NO, per year, a change in annual actual emissions of one (1) ton per year or more or five percent, whichever is greater, above the level reported on the last APEN; or For sources emitting 100 tons per year or more, a change in actual emissions of five percent or 50 tons per year or more, whichever is less, above the level I reported on the last APEN submitted; or For any non-criteria reportable pollutant: If the emissions increase by 50% or five (5) tons per year, whichever is less, above the level reported on the last APEN submitted to the Division. b. Whenever there is a change in the owner or operator of any facility, process, or activity; or c. Whenever new control equipment is installed, or whenever a different type of control equipment replaces an existing type of control equipment; or d. Whenever a permit limitation must be modified; or e. No later than 30 days before the existing APEN expires. 17. Federal regulatory program requirements (i.e. PSD, NANSR or Title V Operating Permit) shall apply to this source at any such time that this source becomes major solely by AIRS ID: 123/9BD1 Page 4 of 8 olor. A Depa en • ' •li Health and Environment Air Pollution Control Division virtue of a rel. a -r .iti -laza '- at increases the potential to emit above the applicable Federal program threshold will require a full review of the source as though construction had not yet commenced on the source. The source shall not exceed the Federal program threshold until a permit is granted. (Regulation No. 3 Part D). GENERAL TERMS AND CONDITIONS 18. This permit and any attachments must be retained and made available for inspection upon request. The permit may be reissued to a new owner by the APCD as provided in AQCC Regulation No. 3, Part B, Section II.B upon a request for transfer of ownership and the submittal of a revised APEN and the required fee. 19. If this permit specifically states that final authorization has been granted, then the remainder of this condition is not applicable. Otherwise, the issuance of this construction permit does not provide "final" authority for this activity or operation of this source. Final authorization of the permit must be secured from the APCD in writing in accordance with the provisions of 25-7-114.5(12)(a) C.R.S. and AQCC Regulation No. 3, Part B, Section III.G. Final authorization cannot be granted until the operation or activity commences and has been verified by the APCD as conforming in all respects with the conditions of the permit. Once self-certification of all points has been reviewed and approved by the Division, it will provide written documentation of such final authorization. Details for obtaining final authorization to operate are located in the Requirements to Self- Certify for Final Authorization section of this permit. 20. This permit is issued in reliance upon the accuracy and completeness of information supplied by the owner or operator and is conditioned upon conduct of the activity, or construction, installation and operation of the source, in accordance with this information and with representations made by the owner or operator or owner or operator's agents. It is valid only for the equipment and operations or activity specifically identified on the permit. 21. Unless specifically stated otherwise, the general and specific conditions contained in this permit have been determined by the APCD to be necessary to assure compliance with the provisions of Section 25-7-114.5(7)(a), C.R.S. 22. Each and every condition of this permit is a material part hereof and is not severable. Any challenge to or appeal of a condition hereof shall constitute a rejection of the entire permit and upon such occurrence, this permit shall be deemed denied ab initio. This permit may be revoked at any time prior to self-certification and final authorization by the Air Pollution Control Division (APCD) on grounds set forth in the Colorado Air Quality Control Act and regulations of the Air Quality Control Commission (AQCC), including failure to meet any express term or condition of the permit. If the Division denies a permit, conditions imposed upon a permit are contested by the owner or operator, or the Division revokes a permit, the owner or operator of a source may request a hearing before the AQCC for review of the Division's action. 23. Section 25-7-114.7(2)(a), C.R.S. requires that all sources required to file an Air Pollution Emission Notice (APEN) must pay an annual fee to cover the costs of inspections and administration. If a source or activity is to be discontinued, the owner must notify the Division in writing requesting a cancellation of the permit. Upon notification, annual fee billing will terminate. AIRS ID: 123/9BD1 Page 5 of 8 olo epa en li ealth and Environment it Pollution Control Division 24. Violation of t o e ' of 'sions e Colorado Air Pollution Prevention and Control Act or the regulations of the AQCC may result in administrative, civil or criminal enforcement actions under Sections 25-7-115 (enforcement), -121 (injunctions), -122 (civil penalties), -122.1 (criminal penalties), C.R.S. By: Christian Lesniak Permit Engineer Permit History Issuance Date Description Issuance 1 This Issuance Issued to Whiting Oil and Gas Corporation Notes to Permit Holder at the time of this permit issuance: 1) The permit holder is required to pay fees for the processing time for this permit. An invoice for these fees will be issued after the permit is issued. The permit holder shall pay the invoice within 30 days of receipt of the invoice. Failure to pay the invoice will result in revocation of this permit (Reference: Regulation No. 3, Part A, Section VI.B.) 2) The production or raw material processing limits and emission limits contained in this permit are based on the consumption rates requested in the permit application. These limits may be revised upon request of the owner or operator providing there is no exceedance of any specific emission control regulation or any ambient air quality standard. A revised air pollution emission notice (APEN) and complete application form must be submitted with a request for a permit revision. 3) This source is subject to the Common Provisions Regulation Part II, Subpart E, Affirmative Defense Provision for Excess Emissions During Malfunctions. The owner or operator shall notify the Division of any malfunction condition which causes a violation of any emission limit or limits stated in this permit as soon as possible, but no later than noon of the next working day, followed by written notice to the Division addressing all of the criteria set forth in Part II.E.1 of the Common Provisions Regulation. See: htto://www.colorado.aov/cs/Satellite?c=Document C&childoaaename=CDPHE- Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&pagename=CBONWrapper AIRS ID: 123/9BD1 Page 6 of 8 olor- Depa en : • •li 'Health and Environment II ll A it Pollution Control Division 4) The following emis •n- le .' • • s are -ted based upon the process limits as indicated in this permit. This information is listed to inform the operator of the Division's analysis of the specific compounds emitted if the source(s)operate at the permitted limitations. Uncontrolled Emission Are the Controlled AIRS Rate emissions Emission Rate Point Pollutant CAS# (lb/yr) reportable? (Ib/yr) 006 Benzene 71432 6206.5 Yes 310.3 006 n-Hexane 110543 52038.6 Yes 2601.9 006 Toluene 108883 5124.7 Yes 256.2 006 Ethylbenzene 100414 0 No 0 006 Xylenes 1330207 2249.5 Yes 112.5 5) The emission levels contained in this permit are based on the following emission factors: Point 006: Weight Emission Emission Pollutant Fraction of Factors Factors Source Gas (%) Uncontrolled Controlled lb/MMscf lb/MMscf NOx @b/MMBTU) --- 0.138 0.138 TCEQ (Ib/ CO(Ib/MMBTU) --- 0.2755 0.2755 TCEQ VOC 44.49 32161.0968 1608.0549 Gas Analysis Benzene 0.086 61.83 3.0915 Gas Analysis Toluene 0.071 51.053 2.5527 Gas Analysis Xylenes 0.031 22.4095 1.1205 Gas Analysis n-hexane 0.72 518.4164 25.9208 Gas Analysis The displacement equation can found in "EPA Emission Inventory Improvement Program Publication: Volume II, Chapter 10-Displacement Equation (10.4-3)." Emission factors for CO and NOx are based on AP-42 Table 13.5-1. A HHV of 1,518 BTU/scf was used for calculations. AIRS ID: 123/9BD1 Page 7 of 8 pa en li ealth and Environment T Pollution Control Division 6) In accordance withDolor - ' P 'ssion (APEN)associated with this permit is valid for a term of five years from the date it was received by the Division.A revised APEN shall be submitted no later than 30 days before the five-year term expires. Please refer to the most recent annual fee invoice to determine the APEN expiration date for each emissions point associated with this permit. For any questions regarding a specific expiration date call the Division at (303)-692-3150. 7) This facility is classified as follows: Applicable Status Requirement Operating Permit Synthetic Minor Source of:VOC, HAPs PSD Synthetic Minor Source of:VOC, HAPs MACT HH Area Source Requirements: Not Applicable 8) Full text of the Title 40, Protection of Environment Electronic Code of Federal Regulations can be found at the website listed below: http://ecfr.apoaccess.gov/ Part 60: Standards of Performance for New Stationary Sources NSPS 60.1-End Subpart A—Subpart KKKK NSPS Part 60,Appendixes Appendix A—Appendix I Part 63: National Emission Standards for Hazardous Air Pollutants for Source Categories MACT 63.1-63.599 Subpart A—Subpart Z MACT 63.600-63.1199 Subpart AA—Subpart DDD MACT 63.1200-63.1439 Subpart EEE—Subpart PPP MACT 63.1440-63.6175 Subpart QQQ—Subpart YYYY MACT 63.6580-63.8830 Subpart 7777-Subpart MMMMM MACT 63.8980-End Subpart NNNNN—Subpart XXXXXX 9) A self certification form and guidance on how to self-certify compliance as required by this permit may be obtained online at: http://www.colorado.aov/pacfiGcdohe/air-permit-selfcertification AIRS ID: 123/9BD1 Page 8 of 8 Division Information Engineer: Christian Lesniak Control Engineer: Stefanie Rucker Review Date: 12/16/2014 Application Date: 08/23/2013 Facility Identifiers Permit No. 13WE2679 AIRS County# 123 Weld Facility# 9BD1 Facility Type: exploration and production facility El Located in the 8-hour non-attainment area? O True Minor ® Synthetic Minor for: 17 VOC r NOx r CO Administrative Information Company Name: Whiting Oil and Gas Corporation Source Name: Razor 25 Pad Source Location: Section 25, T1ON, R58W SIC: 1311 Mailing Address 1: Whiting Oil and Gas Corporation Address Address 2: 1700 Broadway, Suite 2300 /,State Zip: 80290 Name: Jed Smith Person To Phone: 303-357-1443 Contact Fax: 303-390-4947 Email: Jed.Smith@whiting.com 'Requested Action Self Certification Required? Yes Issuance Number: 1 Source Description: Oil and gas exploration and production facility known as the Razor 25 Pad,located in the Section 25,T1ON,R58W, Weld County,Colorado. Point Name Type Control Action SEP-1, Newly 006 SEP 2 Separator Venting Flare reported source 006 Two separators,controlled by two open flares.Flares have a minimum combustion efficiency of 95%. Equipment Description This source vents natural gas from: a well head separator Emissions from this source are: routed to a flare Natural gas venting from a well head separator.Emissions from this source are routed to a flare. Calculations Emission Calculation Method EPA Emission Inventory Improvement Program Publication:Volume II,Chapter 10-Displacement Equation(10.4-3) Ex=Q•MW•Xx/C Ex=emissions of pollutant x Q=Volumetric flow rate/volume of gas processed MW=Molecular weight of gas=SG of gas•MW of air Xx=mass fraction of x in gas C=molar volume of ideal gas(379 scf/Ib-mol)at 60F and 1 atm Throughput(0) 100.38 MMSUM 11458.90411 sotmr MW 27.395 Ibrlb-mot 0.275013899 MMsegd mole% MW lbx/Ibmol mass fraction 'hair Ib/yr Ipv Helium 0.00 4.0026 0.000 0.000 0.00 0.00 0.00 CO2 - 2.38 44.01 1.048 0.038 31.63 277069.38 138.53 N2 0.89 28.013 0.248 0.009 7.50 65735.70 32.87 methane 60.61 16.04248 9.723 0.355 293.97 2575187.76 1287.59 ethane 13.93 30.06904 4.189 0.153 126.64 1109375.73 554.69 propane 13.08 44.09582 5.768 0.210 174.32 1527021.43 763.51 isobutane 1.37 58.1222 0.795 0.029 24.02 210435.27 105.22 n-butane 4.58 58.1222 2.680 0.097 80.41 704427.08 352.21 isopentane 0.84 72.14878 0.608 0.022 18.39 161088.50 80.54 n-pentane 1.07 72.14878 0.775 0.028 23.48 205230.19 102.62 cydopentane 0.11 70.1329 0.077 0.003 2.33 20432.54 10.22 n-Hexane 0.23 86.17536 0.196 0.00717 5.94 52038.64 26.02 cydahexane 0.03 84.15948 0.024 0.001 0.74 6484.11 3.23 Other herons 0.26 88.17536 0.227 0.008 8.85 60027.03 30.01 heptanes 0.35 100.20194 0.349 0.013 10.54 92355.63 48.18 met ylrydohexane 0.05 98.18606 0.053 0.002 1.60 14042.73 7.02 224-IMP 0.00 114.22852 0.000 0.00000 0.00 0.00 0.00 Benzene 0.03 78.11184 0.023 0.00088 0.71 6206.49 3.10 Toluene 0.02 92.13842 0.019 0.00071 0.59 5124.70 2.58 Ethylbenzene 0.00 108.185 0.000 0.00000 0.00 0.00 0.00 Xylenes 0.01 106.185 0.008 0.00031 0.26 2249.47 1.12 08+Heavies 0.17 353.8293122 0.609 0.022 18.40 161187.08 - 80.59 VOC mass had 0.4449 Total VOC(Uncontrolled) 1614.17 hiaill Mole%,MW,and mass fractions from Razor 25D Wellpad gas analysis. Emissions are based on 8760 hours of operation per year. I calculated the average MW of 08+based on the average MW on the analysis for the gas. Flaring Information Equipment Description Flare to combust produced gas until pipeline is available at this wellhead facility. Manufacturer TBD Model TBD Serial Number TBD Gas Heating Value 1518 Btu/scf Throughput 152376.84 MMBtu/yr VRU Information Equipment Description Engine to recompress gas to sales line. Make Model Requested Control 100.00% Annual Bypass Tim 50.00% Backup Flare Overall Control 95.00% Combustion emission factor source: TCEQ Emission factors 0.1380 Ilb NOX/MMBtu 0.2755 Ilb CO/MMBtu Emissions Summary Table Pollutant Uncontrolled Emission Factor Controlled Emission Factor Uncontrolled Emissions Controlled Emissions Source VOC 32181.10 lb/MMscf 1608.05 lb/MMscf 1614.17 tpy 80.71 tpy Gas Analysis Nox 0.1380 lb/MMBTU 0.1380 Ib/MMBTU 10.51 tpy 10.51 tpy AP-42 CO 0.2755 Ib/MMBTU 0.2755 Ib/MMBTU 20.99 tpy 20.99 tpy AP-42 Benzene 61.83 lb/MMscf 3.09 lb/MMscf 6206.49 lb/yr 310.32 lb/yr Gas Analysis n-Hexane 518.42 lb/MMscf 25.92 lb/MMscf 52038.64 lb/yr 2601.93 lb/yr Gas Analysis Toluene 51.05 lb/MMscf 2.55 lb/MMscf 5124.70 lb/yr 256.23 lb/yr Gas Analysis Xylenes 22.41 lb/MMscf 1.12 lb/MMscf 2249.47 lb/yr 112.47 lb/yr Gas Analysis Ethylbenzene 0.00 lb/MMscf 0.00 lb/MMscf 0.00 lb/yr 0.00 lb/yr Gas Analysis Regulatory Applicability AQCC Regulation 1 This source is subject to the opacity requirements for flares in Section II.A.5:'No owner or operator of a smokeless flare or other flare for the combustion of waste gases shall allow or cause emissions into the atmosphere of any air pollutant which is in excess of 30%opacity.' AQCC Regulation 2 Section I.A applies to all emission sources."No person,wherever located,shall cause or allow the emission of odorous air contaminants from any single source such as to result in detectable odors which are measured in excess of the following limits: For areas used predominantly for residential or commercial purposes it is a violation if odors are detected after the odorous air has been diluted with seven(7)or more volumes of odor free air." _ y .� til o d O _. `� s p m o _ v m r. = O G N E _ OoOh C -' R T r^n d z 1'11.1 I `U f7 M M " d a N m d U C ; ° u V7 •... ❑ o 3 y o Wen °'ai a CV a .° o g a e o o. O�-.. '2 p v ° . 0 . - 000 ° 2, o o F A N — W U ..� y x c h W c Lc Pi as m t c c _o ��`�'-� _ c c 2 • ` a T c y a "� o r o 7 b0 m ci Z .. v o Ui P y o. o a2 �u a wi 74 •."- y " .�. W ° d d N d C C.y y :+ o o j ge j ', _. 2. p� ""e" q E o t m EE d = O c ° v. _ 7 o ca s m `v u rj v a ? 2 0 vl - w u " u d' 2 CD d w t C v u ? d m e o. 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