Environmental Sample

COGIS - Environmental Sample Site Information

#456129 Information

Sample Site ID	456129
FacilityType	OG	Proj Number
County	WELD - 123	Location	SWNW 11 3N68W
Elevation	4977	Lat/Long	40.243708/-104.977789
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-47370	Well Name:	Postle IC 09-182HC
Well Status:	PR	Operator Name:	PDC ENERGY INC
Location:	SWNW 11 3N 68W

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

670535

670536

659296

659297

Sample ID: 670535 Sample Date: 07/30/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 670535 Dolan Integration Group ID: DIG-040715
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	26	BTU/cuft
SOP	BUTANE	0.027	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	0.015	MOL %	0.005
SOP	DELTA 13C C1	-53.2	per mil
SOP	DELTA 13C C2	-33.2	per mil
SOP	DELTA 13C C3	-29.6	per mil
SOP	DELTA 13C iC4	-31.8	per mil
SOP	Delta 13C iC5	-28.2	per mil
SOP	DELTA 13C nC4	-28.6	per mil
SOP	Delta 13C nC5	-28.3	per mil
SOP	DELTA D C1	-317	per mil
SOP	ETHANE	0.103	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.387	MOL %	0.005
SOP	ISOBUTANE	0.01	MOL %	0.005
SOP	ISOPENTANE	0.006	MOL %	0.005
SOP	METHANE	1.935	MOL %	0.005
SOP	NITROGEN (N2)	96.343	MOL %	0.005
SOP	OXYGEN + ARGON	1.085	MOL %	0.005
SOP	PENTANE	0.006	MOL %	0.005
SOP	PROPANE	0.081	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.962	No Unit

Sample ID: 670536 Sample Date: 07/30/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 670536 Dolan Integration Group ID: DIG-040716
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1227	BTU/cuft
SOP	BUTANE	1.941	MOL %	0.005
SOP	C6+ (hexanes +)	0.063	MOL %	0.005
SOP	CARBON DIOXIDE	1.842	MOL %	0.005
SOP	DELTA 13C C1	-45.9	per mil
SOP	DELTA 13C C2	-33.9	per mil
SOP	DELTA 13C C3	-30.2	per mil
SOP	DELTA 13C CO2	0.8	per mil
SOP	DELTA 13C iC4	-31.9	per mil
SOP	Delta 13C iC5	-28.6	per mil
SOP	DELTA 13C nC4	-28.6	per mil
SOP	Delta 13C nC5	-28.4	per mil
SOP	DELTA D C1	-265	per mil
SOP	ETHANE	12.911	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	0.724	MOL %	0.005
SOP	ISOPENTANE	0.334	MOL %	0.005
SOP	METHANE	71.314	MOL %	0.005
SOP	NITROGEN (N2)	3.363	MOL %	0.005
SOP	OXYGEN + ARGON	0.762	MOL %	0.005
SOP	PENTANE	0.361	MOL %	0.005
SOP	PROPANE	6.383	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.768	No Unit

Sample ID: 659296 Sample Date: 05/22/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 659296 Dolan Integration Group ID: DIG-035638
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1052	BTU/cuft
SOP	BUTANE	0.586	MOL %	0.005
SOP	C6+ (hexanes +)	0.008	MOL %	0.005
SOP	CARBON DIOXIDE	0.749	MOL %	0.005
SOP	DELTA 13C C1	-51.5	per mil
SOP	DELTA 13C C2	-35.2	per mil
SOP	DELTA 13C C3	-30.6	per mil
SOP	DELTA 13C CO2	-3.2	per mil
SOP	DELTA 13C iC4	-30.4	per mil
SOP	Delta 13C iC5	-28.2	per mil
SOP	DELTA 13C nC4	-28.6	per mil
SOP	Delta 13C nC5	-28.2	per mil
SOP	DELTA D C1	-324	per mil
SOP	ETHANE	3.925	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.041	MOL %	0.005
SOP	ISOBUTANE	0.226	MOL %	0.005
SOP	ISOPENTANE	0.089	MOL %	0.005
SOP	METHANE	88.824	MOL %	0.005
SOP	NITROGEN (N2)	2.837	MOL %	0.005
SOP	OXYGEN + ARGON	0.596	MOL %	0.005
SOP	PENTANE	0.089	MOL %	0.005
SOP	PROPANE	2.03	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.63	No Unit

Sample ID: 659297 Sample Date: 05/22/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 659297 Dolan Integration Group ID: DIG-035639
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1264	BTU/cuft
SOP	BUTANE	2.066	MOL %	0.005
SOP	C6+ (hexanes +)	0.028	MOL %	0.005
SOP	CARBON DIOXIDE	1.924	MOL %	0.005
SOP	DELTA 13C C1	-49.7	per mil
SOP	DELTA 13C C2	-34.1	per mil
SOP	DELTA 13C C3	-30.1	per mil
SOP	DELTA 13C CO2	1.3	per mil
SOP	DELTA 13C iC4	-31	per mil
SOP	DELTA 13C nC4	-28.5	per mil
SOP	DELTA D C1	-268	per mil
SOP	ETHANE	13.594	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.128	MOL %	0.005
SOP	ISOBUTANE	0.793	MOL %	0.005
SOP	ISOPENTANE	0.316	MOL %	0.005
SOP	METHANE	71.819	MOL %	0.005
SOP	NITROGEN (N2)	1.694	MOL %	0.005
SOP	OXYGEN + ARGON	0.299	MOL %	0.005
SOP	PENTANE	0.31	MOL %	0.005
SOP	PROPANE	7.029	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.77	No Unit

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COGIS - Environmental Sample Site Information

Sample ID: 670535 Sample Date: 07/30/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 670536 Sample Date: 07/30/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample ID: 659296 Sample Date: 05/22/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 659297 Sample Date: 05/22/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group