HomeMy WebLinkAbout20150467.tiff COPHE COLORADO
CO ��� Department of Public
Health Et Environment
Dedicated to protecting and improving the health and environment of the people of Colorado
Weld County -Clerk to the Board RECEIVED
1150OSt
PO Box 758 0
Greeley.CO 80632 tai= b
January 29. 2015 WELD COUNTY
COMMISSIONERS
Dear Sir or Madam:
On February 4. 2015,the Air Pollution Control Division will begin a 30-day public notice period for Whiting Oil
and Gas Corporation—Horsetail 07-611H.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-B 1
4300 Cherry Creek Drive South
Denver,Colorado 80246-1530
Attention: Clara Gonzales
Regards.
tv
Clara Gonzales
Public Notice Coordinator
Stationary Sources Program
Air Pollution Control Division
Enclosure
?tkbCc C C : Fit:PLO,441._ 2/1l 2015-0467
eALP-A 4300 Cherry Creek Drive S.,Denver, CO 80246-1530 P 303-692-2000 www.colorado.govfcdphe
John W. Hickenlooper, Governor I Larry Wolk,MD,MSPH,Executive Director and Chief Medical Officer
X1816�'
CDPHE
Air Pollution Control Division
CO ! Notice of a Proposed Project or Activity Warranting Public Comment
Website Title: Whiting Oil and Gas Corporation—Horsetail 07-611 H—Weld County
Notice Period Begins: February 4. 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: Horsetail 07-611H
Oil and gas exploration and production facility
16.6 miles north of Ray mer. Colorado 80742 (SWSW, Section 7, TI0N, R57W)
Weld County
The proposed project or activity is as follows: separator with a 25' open flare stack and
three crude oil tanks with a loadout.
The Division has determined that this permitting action is subject to public comment per Colorado Regulation No. 3, Part
B, Section lI l.C due to the following reason(s):
• permitted emissions exceed public notice threshold values in Regulation No.3, Part B,Section IIl.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 14WE0476 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/edphe/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:
Kirk Bear
Colorado Department of Public Health and Environment
4300 Cherry Creek Drive South,APCD-SS-B 1
Denver,Colorado 80246-1530
cdphe.commentsapcd@state.co.us
®r C O l O 7;00 D O
STATE OF COLORADO
COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT
AIR POLLUTION CONTROL DIVISION
TELEPHONE: (303) 692-3150
♦1876
CONSTRUCTION PERMIT
PERMIT NO: 14WE0476
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 Horsetail 07-611 H, located
in the SWSW, Section 7, T10N, R57W, Weld County, Colorado.
THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING:
Facility AIRS
Equipment ID Point Description
SEP-1 004 Separator controlled by a 25' flare stack. Flare has a minimum
combustion efficiency of 95%. The flare is not enclosed.
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
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
AIRS ID: 123-9C80-004 Page 1 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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
P
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
Equipment ID Point NO. VOC CO Emission Type
SEP-1 004 3.3 58.3 17.9 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 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.)
AIRS ID: 123-9C80-004 Page 2 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
Facility AIRS Control Device Pollutants
Equipment ID Point Controlled
SEP-1 004 Open Flare VOC
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 Process Parameter Annual Limit
Equipment ID Point
SEP-1 004 Gas Vented from Separator 59.9 MMSCF
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, III.E.) (State only enforceable)
11. This source is subject to the odor requirements of Regulation No. 2. (State only
enforceable)
12. 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. (Reference: Regulation No. 1, Section II.A.5.)
13. The open flare covered by this permit has been approved as an alternative emissions
control device under Regulation No. 7, Section XVII.B.2.e. The open flare shall have no
visible emissions during normal operations and be designed so that an observer can, by
means of visual observation from the outside of the open flare, or by other convenient
means approved by the Division, determine whether it is operating properly. The
operator shall comply with all applicable requirements of Section XVII. This flare must
be equipped with an operational auto-igniter according to the following schedule:
• If installed on/after May 1, 2014, upon installation of the combustion device;
• If installed before May 1, 2014, by or before May 1, 2016, or after the next
combustion device planned shutdown, whichever comes first.
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
AIRS ID: 123-9C80-004 Page 3 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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
15. The owner or operator shall demonstrate compliance with opacity standards, using EPA
Method 22 to determine the presence or absence of visible emissions. "Visible
Emissions" means observations of smoke for any period or periods of duration greater
than or equal to one(1) minute in any fifteen (15) minute period during normal operation.
(Reference: Regulation No. 7, Section XVII.A.II)
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 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
•
AIRS ID: 123-9C80-004 Page 4 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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.
By:
Kirk Bear
Permit Engineer
AIRS ID: 123-9C80-004 Page 5 of 8
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
AIRS ID: 123-9C80-004 Page 6 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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: http://www.colorado.gov/cs/Satellite?c=Document C&childpaciename=CDPHE-
Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&pagename=CBONWrapper
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.
AIRS Uncontrolled Controlled
Point Pollutant CAS# Emissions Reportable Emissions
(lb/yr) (lb/yr)
004 Benzene 71432 5177 Yes 259
004 n-Hexane 110543 40791 Yes 2040
004 Toluene 108883 4071 Yes 204
004 Ethylbenzene 100414 670 Yes 34
004 Xylenes 1330207 837 Yes 42
5) The emission levels contained in this permit are based on the following emission factors:
Emission Factors
Pollutant Uncontrolled Source
lb/MMscf
NOx(lb/MMBTU) 0.068 AP-42
CO (lb/MMBTU) 0.37 AP-42
VOC 38981 Gas Analysis
Benzene 86.5 Gas Analysis
Toluene 68.0 Gas Analysis
Ethylbenzene 11.2 Gas Analysis
Xylenes 14.0 Gas Analysis
n-hexane 682.1 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
AIRS ID: 123-9C80-004 Page 7 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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/Major Source of: VOC
PSD or NANSR Synthetic Minor/Major Source of: VOC
MACT HH Major Source Requirements: Not Applicable
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.g oo access.p ov/
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—SubpartZ
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 XXXX)C(
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: 123-9C80-004 Page 8 of 8
Division Information
Engineer: Kirk Bear
Control Engineer: Christopher Laplante
Review Date: 01/12/2015
Application Date: 01/09/2014
Facility Identifiers
Permit No. 14WE0476
AIRS County# 123 Weld
Facility# 9C80
Facility Type: exploration and production facility
❑Located in the 8-hour non-attainment area? 0 True Minor
0 Synthetic Minor for: C✓ VOC r NOx r CO
Administrative Information
Company Name: Whiting Oil and Gas Corporation
Source Name: Horsetail 07-611 H
Source Location: SWSW, Section 7,T1ON, R57W
SIC: 1311
Address 1: Whiting Oil and Gas Corporation
Mailing
Address Address 2: 1700 Broadway, Suite 2300
r,State Zip: Denver,Colorado 80290
Name: Jed Smith
Person To Phone: 303 357 1443
Contact Fax: 303 390 4947
Email: jed.smithatwhitinq.com
'Requested Action
Self Certification Required? Yes
Issuance Number: 1
Source Description:
Oil and gas exploration and production facility known as the Horsetail 07-611 H, located in the SWSW,Section 7,
T1ON, R57W,Weld County,Colorado.
Point Name Type Control Action
Newly
004 SEP-1 Separator Venting Flare reported
source
Separator controlled by a 25'flare stack.Flare has a minimum combustion efficiency of 95%. The flare is
004 not enclosed.
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
0=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(Q) 59.86 MMscYlyr 6833.333333 scf/hr
MW 29.301 Ib/b-mol 0.164 MMscf/d
mole% MW Ibx/Ibmol mass fraction lb/hr lb/yr ipy
Helium 0.00 4.0026 0.000 0.000 0.00 0.00 0.00
CO2 2.21 44.01 0.973 0.033 17.54 153617.66 76.81
N2 0.82 28.013 0.229 0.008 4.13 36191.82 18.10
methane 55.25 16.041 8.862 0.302 159.78 1399708.63 699.85
ethane 14.79 3O063 4.447 0.152 80.18 702402.55 351.20
propane 15.76 44.092 6.950 0.237 125.31 1097731.63 548.87
isobutane 1.63 58.118 0.949 0.032 17.11 149897.49 74.95
n-butane 5.66 58.118 3.291 0.112 59.34 519822.08 259.91
isopentane 1.06 72.114 0.762 0.026 13.73 120276.56 60.14
n-pentane 1.31 72.114 0.948 0.032 17.08 149662.31 74.83
cyclopentane 0.14 70.13 0.100 0.003 1.81 15839.35 7.92
n-Hexane 0.30 86.18 0.259 0.009 4.66 40834.31 20.42
cyclohexane 0.03 84.16 0.029 0.001 0.52 4519.41 2.26
Other hexanes 0.50 86.18 0.433 0.015 7.80 68329.42 34.16
heptanes 0.27 100.21 0.275 0.009 4.95 43366.97 21.68
methylcyclohexane 0.06 98.19 0.056 0.002 1.01 8839.74 4.42
224-TMP 0.00 114.23 0.000 0.000 0.00 0.00 0.00
Benzene 0.04 78.12 0.033 0.001 0.59 5182.14 2.59
Toluene 0.03 92.15 0.026 0.001 0.47 4075.22 2.04
Ethylbenzene 0.00 106.17 0.004 0.000 0.08 670.75 0.34
Xylenes 0.01 106.17 0.005 0.000 0.10 838.43 0.42
C8*Heavies 0.11 137.4837288 0.155 0.005 2.80 24537.33 12.27
100.00 VOC mass frail 0.487 Total VOC(Uncontrolled) 1127.21
Flaring Information
Equipment Description
Flare to combust produced qas until pipeline is available at this wellhead facility.
Manufacturer TBD
Model "Open Flare Stack
Serial Number TBD
Gas Heating Value 1621 Btu/scf
Throughput 97033.06 MMBtu/yr
VRU Information
Equipment Description
Engine to recompress qas to sales line.
Make
Model
Requested Control 100.00%
Annual Bypass Ti 50.00%
Backup Flare
Overall Control 95.00%
Combustion emission factor source: AP-42:Chapter 13.5
0.07 lb NOX/MMBtu 0.37 alb CO/MMBtu
Emissions Summary Table
Pollutant Uncontrolled Emission Factor Controlled Emission Factor Uncontrolled Emissions Controlled Emissions Source
VOC 37661.60 lb/MMscf 1883.08 lb/MMscf 1127.2 tpy 56.4 tpy Gas Analysis
Nox 0.07 Ib/MMBTU 0.07 Ib/MMBTU 3.3 tpy 3.3 tpy AP-42
CO 0.37 Ib/MMBTU 0.37 Ib/MMBTU 18.0 tpy 18.0 tpy AP-42
Benzene 86.57 lb/MMscf 4.33 lb/MMscf 5182 lb/yr 259 lb/yr Gas Analysis
n-Hexane 682.16 lb/MMscf 34.11 lb/MMscf 40834 lb/yr 2042 lb/yr Gas Analysis
Toluene 68.08 lb/MMscf 3.40 lb/MMscf 4075 lb/yr 204 lb/yr Gas Analysis
Xylenes 14.01 lb/MMscf 0.70 Ib/MMscf 838 lb/yr 42 lb/yr Gas Analysis
Ethylbenzene 11.21 lb/MMscf 0.56 lb/MMscf 671 lb/yr 34 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."
AIRS(County/Plant)123/9C80
Permit No. 14WE0476
Date 1/1 212 01 5
Controlled Controlled .
Actual Requested NCRP=
Uncontrolled Emission Emissions Emissions Ctd. reportable
Point# SCC Pollutant or CAS Factor Emisison Factor Source (tpy)' (tpy)• PTE(tpy) Eff% ?
004 31000205 VOC 37661596 lb/MMscf Gas Analysis 56.4 112]2 95% Yes
004 31000205 N0x 0068 lb/MMBTL AP-42 3.3 3.3 0% Yes
004 31000205 CO 0.37 lb/MMETI_AP-42 18 18 0% Yes
004 31000205 Benzene 86.571 lb/MMscf Gas Analysis 259.1 5182.1 95% Yes
004 31000205 n-Hexane 682.1641dMMscf Gas Analysis 2041.7 40834.3 95% Yes
004 31000205 Toluene 68091GMMscf Gas Analysis 203.8 40752 95% Yes
004 31000205 Ethylbenzene 11.205 lb/MMscf Gas Analysis 33.5 6707 95% Yes
004 31000205 Xylenes 14.007 lb/MMscf Gas Analysis 41.9 838.4 95% Yes
STATE OF COLORADO
0F.504
COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT �c °
a erst
AIR POLLUTION CONTROL DIVISION
TELEPHONE: (303) 692-3150 ;,t •!
CONSTRUCTION PERMIT
PERMIT NO: 14WE0473
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 Horsetail 07-611H, located
in the SWSW, Section 7, T1 ON, R57W, Weld County, Colorado.
THE SPECIFIC EQUIPMENT OR ACTIVITY SUBJECT TO THIS PERMIT INCLUDES THE FOLLOWING:
Facility AIRS Description
Equipment ID Point
TK-1 through 001 Three 400 barrel crude oil storage tanks
TK-3
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
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
AIRS ID: 123-9O80-001 Page 1 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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
Equipment ID Point NO. VOC CO Emission Type
TK-1 through 001 — 13.8 — Point
TK-3
See'Notes to Permit Holler"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 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 Equipment ID AIRS Point Control Device Pollutants Controlled
TK-1 through TK-3 001 Open Flare VOC
AIRS ID: 123-9C80-001 Page 2 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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 Point Process Parameter Annual Limit
Equipment ID
TK-1 through 001 Oil Throughput 164250 bbl
TK-3
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, III.E.) (State only enforceable)
11. This source is subject to the odor requirements of Regulation No. 2. (State only
enforceable)
12. 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. (Reference: Regulation No. 1, Section II.A.5.)
13. The open flare covered by this permit has been approved as an alternative emissions
control device under Regulation No. 7, Section XVII.B.2.e. The open flare shall have no
visible emissions during normal operations and be designed so that an observer can, by
means of visual observation from the outside of the open flare, or by other convenient
means approved by the Division, determine whether it is operating properly. The
operator shall comply with all applicable requirements of Section XVII. This flare must
be equipped with an operational auto-igniter according to the following schedule:
• If installed on/after May 1, 2014, upon installation of the combustion device;
• If installed before May 1, 2014, by or before May 1, 2016, or after the next
combustion device planned shutdown, whichever comes first.
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.)
AIRS ID: 123-9C80-001 Page 3 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
COMPLIANCE TESTING AND SAMPLING
Initial Testing Requirements
15. The owner or operator shall demonstrate compliance with opacity standards, using EPA
Method 22 to determine the presence or absence of visible emissions. "Visible
Emissions" means observations of smoke for any period or periods of duration greater
than or equal to one(1) minute in any fifteen (15) minute period during normal operation.
(Reference: Regulation No. 7, Section XVII.A.II)
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 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
AIRS ID: 123-9C80-001 Page 4 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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.
By:
Kirk Bear
Permit Engineer
AIRS ID: 123-9C80-001 Page 5 of 8
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
AIRS ID: 123-9C80-001 Page 6 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
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: http://www.colorado.gov/cs/Satellite?c=Document C&childpaciename=CDPHE-
Main%2FDocument C%2FCBONAddLinkView&cid=1251599389641&pagename=CBONWrapper
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 Controlled
AIRS Pollutant CAS# Emissions Reportable Emissions
Point (Ib/yr) (Ib/yr)
001 Benzene 71432 578 Yes 29
001 n-Hexane 110543 4135 Yes 207
001 Toulene 108883 482 Yes 24
5) The emission levels contained in this permit are based on the following emission factors:
Uncontrolled
Pollutant Emission Factors Source
lb/bbl Oil
VOC 3.37 E&P TANK
n-Hexane 0.0252 E&P TANK
Benzene 0.0035 E&P TANK
Toulene 0.0029 E&P TANK
Note: The controlled emissions for this point 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.
7) This facility is classified as follows:
AIRS ID: 123-9C80-001 Page 7 of 8
Colorado Department of Public Health and Environment
Air Pollution Control Division
Applicable Requirement Status
Operating Permit Synthetic Minor/Major Source of:VOC, HAPs
PSD Synthetic Minor/Major Source of:VOC, HAPs
MACT HH Major Source Requirements: Not Applicable
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 63.658043.8830 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.colorada.gov/pacific/cdphe/air-permit-self-certification
AIRS ID: 123-9C80-001 Page 8 of 8
Division Information
Engineer: Kirk Bear
Control Engineer: Christopher Laplante
Review Date: 01/08/2015
Application Date: 01/09/2014
Facility Identifiers
Permit No. 14WE0473
AIRS County# 123 Weld
Facility# 9C80
Facility Type: exploration and production facility
❑Located in the 8-hour non-attainment area? O True Minor
Synthetic Minor for: l VOC r NOx I— CO
Administrative Information
Company Name: Whiting Oil and Gas Corporation
Source Name: Horsetail 07-611 H
Source Location: SWSW, Section 7,T10N, R57W
SIC: 1311
Mailing Address 1: Whiting Oil and Gas Corporation
Address Address 2: 1700 Broadway,Suite 2300
t,State Zip: Denver,Colorado 80290
Name: Jed Smith
Person To Phone: 303 357 1443
Contact Fax: 303 390 4947
Email: jed.smithCo)_whiting.com
'Requested Action
Self Certification Required? Yes
Issuance Number: 1
Source Description:
Oil and gas exploration and production facility known as the Horsetail 07-611H, located in the SWSW, Section 7,
T10N, R57W,Weld County,Colorado.
Point Name Type Control Action
TK-1 Newly
001 through TN- Oil Tanks Flare reported
3 source
001 Three 400 barrel crude oil storage tanks
Calculations
Requsted Throughput 164250 bbl
Control Flare
Efficiency 95.00961
Emissions Summary Table
Pollutant Emission Factor Uncontrolled Emissions Controlled Emissions Source
VOC 3.3700 lb/bbl 276.8 tpy 13.8 tpy E&P TANK
Benzene 0.0035 lb/bbl 575 lb/yr 29 lb/yr E&P TANK
n-Hexane 0.0252 lb/bbl 4139 lb/yr 207 lb/yr E&P TANK
Regulatory Review
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, 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.
R ulation 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 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.
R ulation 6-New Source Performance Stand' . e'
NSPS Kb: for storage vessels greater than 19,800 gallons after 7/23/84.
This source is not subject because each tank is less than 19,800 gallons(471 bbl)
NSPS OOOO:for storage vessels in the natural gas production,transmission,and processing
segments.
This source is not subject because each tank emits less than 6 tpy VOC.
R utation 7—Volatile nit Co nds
XII. VOLATILE ORGANIC COMPOUND EMISSIONS FROM OIL AND GAS OPERATIONS
(Applicant is not subject to the emission control requirements for condensate tanks since it is located
in an attainment area.)
XVII.C STATEWIDE CONTROLS FOR OIL AND GAS OPERATIONS...
(Applicant is subject to this since actual uncontrolled emissions are greater than 20 tpy of VOC.)
AIRS(County/Plant)123/9C80
Permit No. 14WE0473
Date 1/8/2015
Controlled Controlled
Actual Requested NCRP=
Uncontrolled Emission Emissions Emissions Ctrl. reportable
Point 4 SCC Pollutant or CAS Factor Emisison Factor Source (tpy)' (tpy)' PTE(tpy)' Eff% ?
001 VOC 80.2381W1000 qa E&P TANK 13.8 278.8 95% Yes
001 Benzene O084 lb/1000 qa ESP TANK 28.7 574.9 95% Yes
001 n-Hexane 0.6 lb/1000 qa ESP TANK 207 4139.1 95% Yes
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