Environmental Sample

COGIS - Environmental Sample Site Information

#482795 Information

Sample Site ID	482795
FacilityType	OG	Proj Number
County	WELD - 123	Location	SWNW 17 4N64W
Elevation	4734	Lat/Long	40.31333/-104.58023
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-51815	Well Name:	Drake 17N
Well Status:	PR	Operator Name:	PDC ENERGY INC
Location:	SWNW 17 4N 64W

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

663334

663335

675268

675269

Sample ID: 663334 Sample Date: 10/14/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 663334 Dolan Integration Group ID: DIG-037567
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	883	BTU/cuft
SOP	BUTANE	0.46	MOL %	0.005
SOP	C6+ (hexanes +)	0.016	MOL %	0.005
SOP	CARBON DIOXIDE	0.142	MOL %	0.005
SOP	DELTA 13C C1	-48.6	per mil
SOP	DELTA 13C C2	-34.5	per mil
SOP	DELTA 13C C3	-30	per mil
SOP	DELTA 13C nC4	-28.3	per mil
SOP	DELTA D C1	-249	per mil
SOP	ETHANE	8.004	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.087	MOL %	0.005
SOP	ISOBUTANE	0.402	MOL %	0.005
SOP	ISOPENTANE	0.043	MOL %	0.005
SOP	METHANE	61.212	MOL %	0.005
SOP	NITROGEN (N2)	21.044	MOL %	0.005
SOP	OXYGEN + ARGON	4.982	MOL %	0.005
SOP	PENTANE	0.018	MOL %	0.005
SOP	PROPANE	3.591	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.757	No Unit

Sample ID: 663335 Sample Date: 10/14/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 663335 Dolan Integration Group ID: DIG-037568
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1157	BTU/cuft
SOP	BUTANE	1.441	MOL %	0.005
SOP	C6+ (hexanes +)	0.11	MOL %	0.005
SOP	CARBON DIOXIDE	0.202	MOL %	0.005
SOP	DELTA 13C C1	-45	per mil
SOP	DELTA 13C C2	-30.6	per mil
SOP	DELTA 13C C3	-27.5	per mil
SOP	DELTA 13C CO2	6.3	per mil
SOP	DELTA 13C iC4	-30.6	per mil
SOP	Delta 13C iC5	-27.9	per mil
SOP	DELTA 13C nC4	-27	per mil
SOP	Delta 13C nC5	-26.3	per mil
SOP	DELTA D C1	-237	per mil
SOP	ETHANE	11.256	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.587	MOL %	0.005
SOP	ISOBUTANE	0.637	MOL %	0.005
SOP	ISOPENTANE	0.339	MOL %	0.005
SOP	METHANE	73.703	MOL %	0.005
SOP	NITROGEN (N2)	5.747	MOL %	0.005
SOP	OXYGEN + ARGON	1.432	MOL %	0.005
SOP	PENTANE	0.356	MOL %	0.005
SOP	PROPANE	4.189	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.73	No Unit

Sample ID: 675268 Sample Date: 01/15/2026 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 675268 Dolan Integration Group ID: DIG-042611
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	332	BTU/cuft
SOP	BUTANE	0.053	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-46.3	per mil
SOP	DELTA 13C C2	-32.8	per mil
SOP	DELTA 13C C3	-29.5	per mil
SOP	DELTA D C1	-247	per mil
SOP	ETHANE	2.096	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.953	MOL %	0.005
SOP	ISOBUTANE	0.046	MOL %	0.005
SOP	ISOPENTANE	0.006	MOL %	0.005
SOP	METHANE	27.076	MOL %	0.005
SOP	NITROGEN (N2)	68.058	MOL %	0.005
SOP	OXYGEN + ARGON	1.153	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.557	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.861	No Unit

Sample ID: 675269 Sample Date: 01/15/2026 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 675269 Dolan Integration Group ID: DIG-042612
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1227	BTU/cuft
SOP	BUTANE	1.59	MOL %	0.005
SOP	C6+ (hexanes +)	0.04	MOL %	0.005
SOP	CARBON DIOXIDE	2.512	MOL %	0.005
SOP	DELTA 13C C1	-46.2	per mil
SOP	DELTA 13C C2	-31.7	per mil
SOP	DELTA 13C C3	-28.4	per mil
SOP	DELTA 13C CO2	2.2	per mil
SOP	DELTA 13C iC4	-31.3	per mil
SOP	Delta 13C iC5	-28.5	per mil
SOP	DELTA 13C nC4	-27.4	per mil
SOP	Delta 13C nC5	-27.1	per mil
SOP	DELTA D C1	-240	per mil
SOP	ETHANE	13.848	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	0.788	MOL %	0.005
SOP	ISOPENTANE	0.251	MOL %	0.005
SOP	METHANE	72.119	MOL %	0.005
SOP	NITROGEN (N2)	2.035	MOL %	0.005
SOP	OXYGEN + ARGON	0.429	MOL %	0.005
SOP	PENTANE	0.23	MOL %	0.005
SOP	PROPANE	6.158	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.76	No Unit

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COGIS - Environmental Sample Site Information

Sample ID: 663334 Sample Date: 10/14/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 663335 Sample Date: 10/14/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample ID: 675268 Sample Date: 01/15/2026 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 675269 Sample Date: 01/15/2026 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group