Environmental Sample

COGIS - Environmental Sample Site Information

#287882 Information

Sample Site ID	287882
FacilityType	Gas	Proj Number
County	GARFIELD - 045	Location	SWSW 9 6S96W
Elevation	5730	Lat/Long	39.533/-108.12092
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-045-13083	Well Name:	UNOCAL-ENCANA 14B-9D
Well Status:	SI	Operator Name:	QB ENERGY OPERATING LLC
Location:	SWSW 9 6S 96W

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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672997

672998

628953

Sample ID: 672997 Sample Date: 10/29/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: EMPACT

Sample Results for Sample # 672997 EMPACT ID: 202511011-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	0.0002	MOL %	0.0001
AD6730	BENZENE	0.0072	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	1071.6	BTU/cuft
AD6730	BUTANE	0.3148	MOL %	0.0001
AD6730	C11 (mixed isomers)	0.0014	MOL %	0.0001
AD6730	C12 (mixed isomers)	0.0003	MOL %	0.0001
AD6730	C13 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	CARBON DIOXIDE	0.02	MOL %	0.01
AD6730	CYCLOHEXANE	0.0138	MOL %	0.0001
AD6730	Decane	0.0007	MOL %	0.0001
AD6730	Decanes (mixed isomers)	0.0031	MOL %	0.0001
AD6730	ETHANE	3.0625	MOL %	0.0001
AD6730	ETHYLBENZENE	0.0003	MOL %	0.0001
AD6730	Helium	0.01	MOL %	0.01
AD6730	Heptane	0.0122	MOL %	0.0001
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.1955	MOL %	0.0001
AD6730	ISOPENTANE	0.125	MOL %	0.0001
AD6730	METHANE	94.7429	MOL %	1e-005
AD6730	N-HEXANE	0.0381	MOL %	0.0001
AD6730	n-octane	0.0037	MOL %	0.0001
AD6730	NITROGEN (N2)	0.19	MOL %	0.01
AD6730	NONANE	0.0018	MOL %	0.0001
AD6730	Other Heptanes	0.0487	MOL %	0.0001
AD6730	Other Hexanes	0.1661	MOL %	0.0001
AD6730	Other Nonanes	0.0075	MOL %	0.0001
AD6730	Other Octanes	0.0163	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	ND	MOL %	0.01	ND
AD6730	PENTANE	0.121	MOL %	0.0001
AD6730	PROPANE	0.8713	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.5968	RATIO_AIR
AD6730	Tetradecanes +	ND	MOL %	0.0001	ND
AD6730	TOLUENE	0.0016	MOL %	0.0001
AD6730	TOTAL XYLENES	0.0012	MOL %	0.0001
SOP	DELTA 13C C1	-46.6	per mil
SOP	DELTA 13C C2	-32.4	per mil
SOP	DELTA 13C C3	-28.9	per mil
SOP	DELTA D C1	-177	per mil

Sample ID: 672998 Sample Date: 10/29/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT

Sample Results for Sample # 672998 EMPACT ID: 202511011-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	ND	MOL %	0.0001	ND
AD6730	BENZENE	0.0224	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	1094	BTU/cuft
AD6730	BUTANE	0.5176	MOL %	0.0001
AD6730	C11 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	C12 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	C13 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	CARBON DIOXIDE	0.31	MOL %	0.01
AD6730	CYCLOHEXANE	0.0207	MOL %	0.0001
AD6730	Decane	ND	MOL %	0.0001	ND
AD6730	Decanes (mixed isomers)	0.0012	MOL %	0.0001
AD6730	ETHANE	3.7345	MOL %	0.0001
AD6730	ETHYLBENZENE	ND	MOL %	0.0001	ND
AD6730	Helium	0.01	MOL %	0.01
AD6730	Heptane	0.0116	MOL %	0.0001
AD6730	HYDROGEN	0.01	MOL %	0.01
AD6730	ISOBUTANE	0.2931	MOL %	0.0001
AD6730	ISOPENTANE	0.1564	MOL %	0.0001
AD6730	METHANE	92.6374	MOL %	1e-005
AD6730	N-HEXANE	0.049	MOL %	0.0001
AD6730	n-octane	0.0004	MOL %	0.0001
AD6730	NITROGEN (N2)	0.22	MOL %	0.01
AD6730	NONANE	ND	MOL %	0.0001	ND
AD6730	Other Heptanes	0.0518	MOL %	0.0001
AD6730	Other Hexanes	0.0989	MOL %	0.0001
AD6730	Other Nonanes	0.0012	MOL %	0.0001
AD6730	Other Octanes	0.004	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	ND	MOL %	0.01	ND
AD6730	PENTANE	0.1488	MOL %	0.0001
AD6730	PROPANE	1.695	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.6162	RATIO_AIR
AD6730	Tetradecanes +	ND	MOL %	0.0001	ND
AD6730	TOLUENE	0.0058	MOL %	0.0001
AD6730	TOTAL XYLENES	0.0002	MOL %	0.0001
SOP	DELTA 13C C1	-38	per mil
SOP	DELTA 13C C2	-28.2	per mil
SOP	DELTA 13C C3	-29.5	per mil
SOP	DELTA 13C CO2	-9.6	per mil
SOP	DELTA 13C iC4	-28.8	per mil
SOP	Delta 13C iC5	-28.6	per mil
SOP	DELTA 13C nC4	-30.8	per mil
SOP	Delta 13C nC5	-29.9	per mil
SOP	DELTA D C1	-180	per mil

Sample ID: 628953 Sample Date: 03/01/2021 Matrix: GAS Collection Point: BDH Type: PRDG Lab: EMPACT

Sample Results for Sample # 628953 EMPACT ID: 202103019-04
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	ND	MOL %	0.0001	ND
AD6730	BENZENE	0.0111	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	1084.9	BTU/cuft
AD6730	BUTANE	0.4705	MOL %	0.0001
AD6730	C11 (mixed isomers)	0.0001	MOL %	0.0001
AD6730	C12 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	C13 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	CARBON DIOXIDE	0.01	MOL %	0.01
AD6730	CYCLOHEXANE	0.0194	MOL %	0.0001
AD6730	Decane	0.0006	MOL %	0.0001
AD6730	Decanes (mixed isomers)	0.0015	MOL %	0.0001
AD6730	ETHANE	3.2963	MOL %	0.0001
AD6730	ETHYLBENZENE	0.0004	MOL %	0.0001
AD6730	Helium	0.01	MOL %	0.01
AD6730	Heptane	0.0156	MOL %	0.0001
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.2624	MOL %	0.0001
AD6730	ISOPENTANE	0.1797	MOL %	0.0001
AD6730	METHANE	93.3913	MOL %	1e-005
AD6730	N-HEXANE	0.0527	MOL %	0.0001
AD6730	n-octane	0.0049	MOL %	0.0001
AD6730	NITROGEN (N2)	0.63	MOL %	0.01
AD6730	NONANE	0.0019	MOL %	0.0001
AD6730	Other Heptanes	0.0616	MOL %	0.0001
AD6730	Other Hexanes	0.1044	MOL %	0.0001
AD6730	Other Nonanes	0.0056	MOL %	0.0001
AD6730	Other Octanes	0.02	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	0.02	MOL %	0.01
AD6730	PENTANE	0.1842	MOL %	0.0001
AD6730	PROPANE	1.2415	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.6098	RATIO_AIR
AD6730	Tetradecanes +	0.0001	MOL %	0.0001
AD6730	TOLUENE	0.0025	MOL %	0.0001
AD6730	TOTAL XYLENES	0.0016	MOL %	0.0001
SOP	DELTA 13C C1	-37.3	per mil
SOP	DELTA 13C C2	-27.5	per mil
SOP	DELTA 13C C3	-25.8	per mil
SOP	DELTA D C1	-170	per mil

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COGIS - Environmental Sample Site Information

Sample ID: 672997 Sample Date: 10/29/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: EMPACT

Sample ID: 672998 Sample Date: 10/29/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT

Sample ID: 628953 Sample Date: 03/01/2021 Matrix: GAS Collection Point: BDH Type: PRDG Lab: EMPACT