HomeMy WebLinkAbout20260197 Chevron RECEIVED
140
JAN 2 6 2026
11%. WELD COUNTY
COMMISSIONERS
Since 2012, Chevron affiliates have reported any chemicals used in our oil and gas wells on
FracFocus.org.As required under Colorado Revised Statues (C.R.S.) 34-60-132, oil and gas
operators must now also disclose these chemicals directly to certain people and entities
near well locations. The attached Chemical Disclosure List provides a summary of the
products used as part of our operations.
Further information about our company and operations can be found at
colorado.chevron.com. For more information about the chemicals listed,we encourage
you to visit FracFocus.org.
For questions, please contact 303-318-6100 or coloradoinfo(@chevron.com
Desde 2012, las filiales de Chevron han informado las caracteristicas de cualquier producto
quimico utilizado en nuestros pozos de petrOleo y gas en FracFocus.org.Segun to requerido por
los Estatutos Revisados de Colorado(C.R.S.)34-60-132, los operadores de petrOleo y gas ahora
tambien deben divulgar dichas caracteristicas directamente a ciertas personas y entidades
cercanas a las ubicaciones de los pozos. La Lista de Divulgacion de Productos Quimicos adjunta
proporciona un resumen de los productos utilizados como parte de nuestras operaciones.
Se puede encontrar mas informacion sobre nuestra empresa y operaciones en
colorado.chevron.com. Para obtener mas informacion sobre los quimicos enumerados, le
recomendamos visitar FracFocus.org.
Para responder a preguntas, por favor llame al 303-318-6100 o envie un e-mail a
coloradoinfo@ichevron.com.
Co tANIU vt; Go- o n S 2026-0197
Q2/o2/26
Chemical State of Colorado
Disclosure Energy&Carbon Management Commission
Rev 1120 Lincoln Street, Suite 801, Denver, CO'80203 DNR
5/24 Phone, Suite 801, Denver, CO 80203
CHEMICAL DISCLOSURE LIST
Colorado Revised Statutes(C.R.S.) 34-60-132 requires oil and gas operators in Colorado to disclose the chemicals used in
downhole operations to certain persons and entities near their downhole operations.Operators report chemical products
used in downhole operations to the ECMC on a location-by-location basis. Information provided by Chemical
Manufacturers and the oil and gas operator is aggregated by the ECMC into a chemical disclosure list for release to the
public.Chemicals are reported on the list alphabetically and include each chemical's Chemical Abstracts Service Number
(CAS Number)as assigned by the Chemical Abstracts Service. Pursuant to C.R.S.34-60-132, Operators must provide the
chemical disclosure list to the interested parties defined in the law within 30 days after receipt of the chemical disclosure
list from the ECMC.
Chemical Disclosures
Location: 472461 I Lawrence 7N66W33 1- County: Weld
8
Operator: 69175 I Pdc Energy Inc Lat/Long: 40.53506/-104.79188
Chemical Name CAS Number
2-Propanol 67-63-0
Alkyl Oxirane Polymer 64366-70-7
Ammonium Chloride 12125-02-9
Chlorine Dioxide 10049-04-4
Chlorous Acid, Sodium Salt 7758-19-2
Cinnamaldehyde 104-55-2
Citric Acid 77-92-9
Dipropylene Glycol Methyl Ether 34590-94-8
Ethylene Glycol 107-21-1
Formic Acid 64-18-6
_Hydrochloric Acid 7647-01-0
Hydrotreated Light Petroleum Distillate 64742-47-8
Polyalkylene Glycol 52624-57-4
Polyquaternium-33 69418-26-4
Sodium Chlorate 7775-09-9
Sodium Chloride 7647-14-5
Tall Oil Acid Diethanolamide 68155-20-4
Thiourea-Formaldehyde Copolymer 68527-49-1
12/30/2025-9:21 AM Page 1 of 2
Chemical Name CAS Number
Water 7732-18-5
12/30/2025-9:21 AM Page 2 of 2
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