Environmental Sample

COGIS - Environmental Sample Site Information

#288922 Information

Sample Site ID	288922
FacilityType	OG	Proj Number
County	WELD - 123	Location	NWSW 11 4N66W
Elevation	4716	Lat/Long	40.324422/-104.751789
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-24676	Well Name:	CLEMENT 33-11
Well Status:	SI	Operator Name:	PDC ENERGY INC
Location:	NWSW 11 4N 66W

CECMC Water Quality Database Disclaimer
The analytical data And other information In this database are a compilation Of data collected by CECMC staff, Data submitted To CECMC from a variety Of third parties, And historical data. All analytical data collected by Or submitted To the CECMC Is Public information And CECMC posts the data To this database As a Public service. The data Is provided For informational purposes only. CECMC does Not conduct a detailed review Of quality control/quality assurance protocols, chain Of custody procedures, Or field Or laboratory methodologies On data received from third parties. The level Of review performed On historical data Is unknown. CECMC does Not regularly perform formal data validation For any Of the data posted To this database. The CECMC makes no warranties Or representations Of any kind, express Or implied, regarding the quality, accuracy, reliability, merchantability, Or fitness For a particular purpose Of the data provided herein.

Sample(s)

All

Sample ID: 671523 Sample Date: 08/20/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 671523 Dolan Integration Group ID: DIG-041026
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1167	BTU/cuft
SOP	BUTANE	2.771	MOL %	0.005
SOP	C6+ (hexanes +)	0.684	MOL %	0.005
SOP	CARBON DIOXIDE	0.014	MOL %	0.005
SOP	DELTA 13C C1	-36.1	per mil
SOP	DELTA 13C C2	-30.1	per mil
SOP	DELTA 13C C3	-27.9	per mil
SOP	DELTA 13C iC4	-32.5	per mil
SOP	Delta 13C iC5	-28.9	per mil
SOP	DELTA 13C nC4	-27.6	per mil
SOP	Delta 13C nC5	-28.3	per mil
SOP	DELTA D C1	-240	per mil
SOP	ETHANE	9.326	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.727	MOL %	0.005
SOP	ISOBUTANE	1.115	MOL %	0.005
SOP	ISOPENTANE	1.178	MOL %	0.005
SOP	METHANE	58.285	MOL %	0.005
SOP	NITROGEN (N2)	14.826	MOL %	0.005
SOP	OXYGEN + ARGON	3.847	MOL %	0.005
SOP	PENTANE	1.124	MOL %	0.005
SOP	PROPANE	6.101	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.861	No Unit

Sample ID: 671524 Sample Date: 08/20/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 671524 Dolan Integration Group ID: DIG-041027
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	763	BTU/cuft
SOP	BUTANE	0.838	MOL %	0.005
SOP	C6+ (hexanes +)	0.023	MOL %	0.005
SOP	CARBON DIOXIDE	1.672	MOL %	0.005
SOP	DELTA 13C C1	-43.1	per mil
SOP	DELTA 13C C2	-26.9	per mil
SOP	DELTA 13C C3	-24.8	per mil
SOP	DELTA 13C CO2	2.3	per mil
SOP	DELTA 13C iC4	-28.5	per mil
SOP	Delta 13C iC5	-26.5	per mil
SOP	DELTA 13C nC4	-24.4	per mil
SOP	Delta 13C nC5	-25.6	per mil
SOP	DELTA D C1	-218	per mil
SOP	ETHANE	6.811	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	ND	MOL %	0.005	ND
SOP	ISOBUTANE	0.461	MOL %	0.005
SOP	ISOPENTANE	0.306	MOL %	0.005
SOP	METHANE	50.587	MOL %	0.005
SOP	NITROGEN (N2)	28.599	MOL %	0.005
SOP	OXYGEN + ARGON	7.901	MOL %	0.005
SOP	PENTANE	0.304	MOL %	0.005
SOP	PROPANE	2.497	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.82	No Unit

Sample ID: 657917 Sample Date: 03/12/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 657917 Dolan Integration Group ID: DIG-034950
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1411	BTU/cuft
SOP	BUTANE	3.766	MOL %	0.005
SOP	C6+ (hexanes +)	0.875	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-48.1	per mil
SOP	DELTA 13C C2	-33.5	per mil
SOP	DELTA 13C C3	-29.3	per mil
SOP	DELTA 13C iC4	-32	per mil
SOP	Delta 13C iC5	-28	per mil
SOP	DELTA 13C nC4	-28.5	per mil
SOP	Delta 13C nC5	-28.2	per mil
SOP	DELTA D C1	-236	per mil
SOP	ETHANE	10.918	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.663	MOL %	0.005
SOP	ISOBUTANE	1.464	MOL %	0.005
SOP	ISOPENTANE	1.505	MOL %	0.005
SOP	METHANE	69.103	MOL %	0.005
SOP	NITROGEN (N2)	2.439	MOL %	0.005
SOP	OXYGEN + ARGON	0.573	MOL %	0.005
SOP	PENTANE	1.308	MOL %	0.005
SOP	PROPANE	7.386	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.845	No Unit

Sample ID: 657918 Sample Date: 03/12/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 657918 Dolan Integration Group ID: DIG-034951
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1186	BTU/cuft
SOP	BUTANE	1.33	MOL %	0.005
SOP	C6+ (hexanes +)	0.064	MOL %	0.005
SOP	CARBON DIOXIDE	2.734	MOL %	0.005
SOP	DELTA 13C C1	-42.6	per mil
SOP	DELTA 13C C2	-25.6	per mil
SOP	DELTA 13C C3	-23.9	per mil
SOP	DELTA 13C CO2	3.7	per mil
SOP	DELTA 13C iC4	-27.5	per mil
SOP	Delta 13C iC5	-25.7	per mil
SOP	DELTA 13C nC4	-23.8	per mil
SOP	Delta 13C nC5	-25.3	per mil
SOP	DELTA D C1	-213	per mil
SOP	ETHANE	11.064	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.172	MOL %	0.005
SOP	ISOBUTANE	0.723	MOL %	0.005
SOP	ISOPENTANE	0.409	MOL %	0.005
SOP	METHANE	77.552	MOL %	0.005
SOP	NITROGEN (N2)	1.141	MOL %	0.005
SOP	OXYGEN + ARGON	0.32	MOL %	0.005
SOP	PENTANE	0.381	MOL %	0.005
SOP	PROPANE	4.11	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.727	No Unit

Sample ID: 647168 Sample Date: 02/24/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 647168 Dolan Integration Group ID: DIG-031122
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1203	BTU/cuft
SOP	BUTANE	1.752	MOL %	0.005
SOP	C6+ (hexanes +)	0.137	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.9	per mil
SOP	DELTA 13C C2	-32.8	per mil
SOP	DELTA 13C C3	-28.5	per mil
SOP	DELTA 13C nC4	-28.3	per mil
SOP	DELTA D C1	-237	per mil
SOP	ETHANE	10.252	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.325	MOL %	0.005
SOP	ISOBUTANE	0.612	MOL %	0.005
SOP	ISOPENTANE	0.435	MOL %	0.005
SOP	METHANE	79.404	MOL %	0.005
SOP	NITROGEN (N2)	2.321	MOL %	0.005
SOP	OXYGEN + ARGON	0.399	MOL %	0.005
SOP	PENTANE	0.322	MOL %	0.005
SOP	PROPANE	4.041	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.707	No Unit

Sample ID: 647169 Sample Date: 02/24/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 647169 Dolan Integration Group ID: DIG-031123
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1221	BTU/cuft
SOP	BUTANE	1.789	MOL %	0.005
SOP	C6+ (hexanes +)	0.132	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.9	per mil
SOP	DELTA 13C C2	-32.8	per mil
SOP	DELTA 13C C3	-28.3	per mil
SOP	DELTA 13C nC4	-27.1	per mil
SOP	DELTA D C1	-235	per mil
SOP	ETHANE	10.405	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.333	MOL %	0.005
SOP	ISOBUTANE	0.625	MOL %	0.005
SOP	ISOPENTANE	0.445	MOL %	0.005
SOP	METHANE	80.56	MOL %	0.005
SOP	NITROGEN (N2)	1.17	MOL %	0.005
SOP	OXYGEN + ARGON	0.098	MOL %	0.005
SOP	PENTANE	0.33	MOL %	0.005
SOP	PROPANE	4.114	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.703	No Unit

Sample ID: 567508 Sample Date: 01/12/2018 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 567508 Dolan Integration Group ID: DIG-013905
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	977	BTU/cuft
SOP	BUTANE	1.01	MOL %	0.005
SOP	C6+ (hexanes +)	0.06	MOL %	0.005
SOP	CARBON DIOXIDE	2.34	MOL %	0.005
SOP	DELTA 13C C1	-43.2	per mil
SOP	DELTA 13C C2	-28	per mil
SOP	DELTA 13C C3	-25	per mil
SOP	DELTA 13C CO2	2.4	per mil
SOP	DELTA 13C iC4	-29.3	per mil
SOP	Delta 13C iC5	-28.4	per mil
SOP	DELTA 13C nC4	-25.6	per mil
SOP	Delta 13C nC5	-26.4	per mil
SOP	DELTA D C1	-207	per mil
SOP	ETHANE	9.15	MOL %	0.005
SOP	ETHENE	0	MOL %	0.005
SOP	Helium	0.02	MOL %	0.005
SOP	HYDROGEN	0.52	MOL %	0.005
SOP	ISOBUTANE	0.58	MOL %	0.005
SOP	ISOPENTANE	0.25	MOL %	0.005
SOP	METHANE	64.36	MOL %	0.005
SOP	NITROGEN (N2)	12.98	MOL %	0.005
SOP	OXYGEN + ARGON	5.08	MOL %	0.005
SOP	PENTANE	0.2	MOL %	0.005
SOP	PROPANE	3.45	MOL %	0.005

Sample ID: 567512 Sample Date: 01/12/2018 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 567512 Dolan Integration Group ID: DIG-013904
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	833	BTU/cuft
SOP	BUTANE	0.84	MOL %	0.005
SOP	C6+ (hexanes +)	0.18	MOL %	0.005
SOP	CARBON DIOXIDE	0.02	MOL %	0.005
SOP	DELTA 13C C1	-47.1	per mil
SOP	DELTA 13C C2	-33.2	per mil
SOP	DELTA 13C C3	-29.1	per mil
SOP	DELTA 13C iC4	-32	per mil
SOP	Delta 13C iC5	-29.3	per mil
SOP	DELTA 13C nC4	-28	per mil
SOP	Delta 13C nC5	-28.4	per mil
SOP	DELTA D C1	-226	per mil
SOP	ETHANE	6.35	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	0.03	MOL %	0.005
SOP	HYDROGEN	0.13	MOL %	0.005
SOP	ISOBUTANE	0.49	MOL %	0.005
SOP	ISOPENTANE	0.24	MOL %	0.005
SOP	METHANE	56.23	MOL %	0.005
SOP	NITROGEN (N2)	23.44	MOL %	0.005
SOP	OXYGEN + ARGON	8.62	MOL %	0.005
SOP	PENTANE	0.18	MOL %	0.005
SOP	PROPANE	3.25	MOL %	0.005

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