Environmental Sample

COGIS - Environmental Sample Site Information

#436952 Information

Sample Site ID	436952
FacilityType	OG	Proj Number
County	WELD - 123	Location	SENW 26 6N67W
Elevation	4760	Lat/Long	40.458736/-104.863231
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-39344	Well Name:	Kodak North FD 28-162HN
Well Status:	PR	Operator Name:	PDC ENERGY INC
Location:	SENW 26 6N 67W

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)

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673843

673844

673845

Sample ID: 673843 Sample Date: 10/27/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 673843 Dolan Integration Group ID: DIG-042033
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1269	BTU/cuft
SOP	BUTANE	2.035	MOL %	0.005
SOP	C6+ (hexanes +)	0.035	MOL %	0.005
SOP	CARBON DIOXIDE	0.009	MOL %	0.005
SOP	DELTA 13C C1	-50.4	per mil
SOP	DELTA 13C C2	-35.5	per mil
SOP	DELTA 13C C3	-31	per mil
SOP	DELTA 13C iC4	-31.9	per mil
SOP	DELTA 13C nC4	-29.2	per mil
SOP	Delta 13C nC5	-28.2	per mil
SOP	DELTA D C1	-287	per mil
SOP	ETHANE	13.835	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	0.777	MOL %	0.005
SOP	ISOPENTANE	0.302	MOL %	0.005
SOP	METHANE	71.701	MOL %	0.005
SOP	NITROGEN (N2)	3.141	MOL %	0.005
SOP	OXYGEN + ARGON	0.619	MOL %	0.005
SOP	PENTANE	0.313	MOL %	0.005
SOP	PROPANE	7.232	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.761	No Unit

Sample ID: 673844 Sample Date: 10/27/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 673844 Dolan Integration Group ID: DIG-042034
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1254	BTU/cuft
SOP	BUTANE	2.022	MOL %	0.005
SOP	C6+ (hexanes +)	0.047	MOL %	0.005
SOP	CARBON DIOXIDE	1.916	MOL %	0.005
SOP	DELTA 13C C1	-50.1	per mil
SOP	DELTA 13C C2	-35.3	per mil
SOP	DELTA 13C C3	-31	per mil
SOP	DELTA 13C CO2	1.5	per mil
SOP	DELTA 13C iC4	-32.3	per mil
SOP	Delta 13C iC5	-28.7	per mil
SOP	DELTA 13C nC4	-29.3	per mil
SOP	Delta 13C nC5	-28.7	per mil
SOP	DELTA D C1	-286	per mil
SOP	ETHANE	13.629	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	0.754	MOL %	0.005
SOP	ISOPENTANE	0.304	MOL %	0.005
SOP	METHANE	71.056	MOL %	0.005
SOP	NITROGEN (N2)	2.403	MOL %	0.005
SOP	OXYGEN + ARGON	0.504	MOL %	0.005
SOP	PENTANE	0.315	MOL %	0.005
SOP	PROPANE	7.05	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.773	No Unit

Sample ID: 673845 Sample Date: 10/27/2025 Matrix: WATER Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 673845 Dolan Integration Group ID: DIG-042035
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SM2320B	BICARBONATE ALKALINITY as CACO3	ND	mg/L as CaCO3	750	U
SM2320B	Carbonate as CaCO3	1125	mg/L	750
SM2320B	TOTAL ALKALINITY AS CACO3	9182.5	mg/L	750
SM2540C	TOTAL DISSOLVED SOLIDS	22000	mg/L	100
SOP	ETHANE	0.2	mg/L	0.2
SOP	METHANE	2.91	mg/L	0.2
SOP	PROPANE	0.2	mg/L	0.2
SW6010	CALCIUM	84	mg/L	1
SW6010	MAGNESIUM	ND	mg/L	1	U
SW6010	POTASSIUM	4066	mg/L	1
SW6010	SODIUM	1491	mg/L	1
SW8015	BENZENE	190	ug/L	100
SW8015	ETHYLBENZENE	73	ug/L	100	J
SW8015	TEPH DIESEL RANGE ORGANICS	22	mg/L	4	J+
SW8015	TOLUENE	290	ug/L	100
SW8015	TOTAL XYLENES	330	ug/L	100
SW8015	TVPH - Gasoline Range Organics	3600	ug/L	100
SW9056	CHLORIDE	416	mg/L	50
SW9056	SULFATE	52	mg/L	50	J-

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COGIS - Environmental Sample Site Information

Sample ID: 673843 Sample Date: 10/27/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 673844 Sample Date: 10/27/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample ID: 673845 Sample Date: 10/27/2025 Matrix: WATER Collection Point: BDH Type: BDH Lab: Dolan Integration Group