Environmental Sample

COGIS - Environmental Sample Site Information

#211351 Information

Sample Site ID	211351
FacilityType	Gas	Proj Number
County	GARFIELD - 045	Location	NWSW 4 7S92W
Elevation	5908	Lat/Long	39.47321/-107.67838
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-045-07111	Well Name:	DUNN 4-12 (L4E)
Well Status:	SI	Operator Name:	QB ENERGY OPERATING LLC
Location:	NWSW 4 7S 92W

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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667781

667782

Sample ID: 667781 Sample Date: 04/11/2025 Matrix: GAS Collection Point: BDH Type: PRDG Lab: EMPACT

Sample Results for Sample # 667781 EMPACT ID: 202504077-06
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	ND	MOL %	0.0001	ND
AD6730	BENZENE	0.0002	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	957.9	BTU/cuft
AD6730	BUTANE	0.0684	MOL %	0.0001
AD6730	C11 (mixed isomers)	0.0004	MOL %	0.0001
AD6730	C12 (mixed isomers)	0.0004	MOL %	0.0001
AD6730	C13 (mixed isomers)	0.0004	MOL %	0.0001
AD6730	CARBON DIOXIDE	0.02	MOL %	0.01
AD6730	CYCLOHEXANE	0.0025	MOL %	0.0001
AD6730	Decane	0.0006	MOL %	0.0001
AD6730	Decanes (mixed isomers)	0.0014	MOL %	0.0001
AD6730	ETHANE	1.9682	MOL %	0.0001
AD6730	ETHYLBENZENE	0.0001	MOL %	0.0001
AD6730	Helium	0.18	MOL %	0.01
AD6730	Heptane	0.0033	MOL %	0.0001
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.0658	MOL %	0.0001
AD6730	ISOPENTANE	0.0189	MOL %	0.0001
AD6730	METHANE	89.8481	MOL %	1e-005
AD6730	N-HEXANE	0.006	MOL %	0.0001
AD6730	n-octane	0.0017	MOL %	0.0001
AD6730	NITROGEN (N2)	7.37	MOL %	0.01
AD6730	NONANE	0.001	MOL %	0.0001
AD6730	Other Heptanes	0.0109	MOL %	0.0001
AD6730	Other Hexanes	0.0116	MOL %	0.0001
AD6730	Other Nonanes	0.0027	MOL %	0.0001
AD6730	Other Octanes	0.0053	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	0.04	MOL %	0.01
AD6730	PENTANE	0.0153	MOL %	0.0001
AD6730	PROPANE	0.3548	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.6002	RATIO_AIR
AD6730	Tetradecanes +	0.0011	MOL %	0.0001
AD6730	TOLUENE	0.0001	MOL %	0.0001
AD6730	TOTAL XYLENES	0.0008	MOL %	0.0001
SOP	DELTA 13C C1	-40.5	per mil
SOP	DELTA 13C C2	-29.4	per mil
SOP	DELTA 13C C3	-26.6	per mil
SOP	DELTA 13C iC4	-27	per mil
SOP	Delta 13C iC5	-25.4	per mil
SOP	DELTA 13C nC4	-26.2	per mil
SOP	Delta 13C nC5	-26.4	per mil
SOP	DELTA D C1	-159	per mil

Sample ID: 667782 Sample Date: 04/11/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT

Sample Results for Sample # 667782 EMPACT ID: 202504077-05
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	0.0001	MOL %	0.0001
AD6730	BENZENE	0.0093	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	1162.8	BTU/cuft
AD6730	BUTANE	0.6112	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	0.04	MOL %	0.01
AD6730	CYCLOHEXANE	0.0325	MOL %	0.0001
AD6730	Decane	ND	MOL %	0.0001	ND
AD6730	Decanes (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	ETHANE	7.7229	MOL %	0.0001
AD6730	ETHYLBENZENE	ND	MOL %	0.0001	ND
AD6730	Helium	0.01	MOL %	0.01
AD6730	Heptane	0.0251	MOL %	0.0001
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.5906	MOL %	0.0001
AD6730	ISOPENTANE	0.1969	MOL %	0.0001
AD6730	METHANE	86.8536	MOL %	1e-005
AD6730	N-HEXANE	0.0815	MOL %	0.0001
AD6730	n-octane	ND	MOL %	0.0001	ND
AD6730	NITROGEN (N2)	0.35	MOL %	0.01
AD6730	NONANE	ND	MOL %	0.0001	ND
AD6730	Other Heptanes	0.0808	MOL %	0.0001
AD6730	Other Hexanes	0.1278	MOL %	0.0001
AD6730	Other Nonanes	ND	MOL %	0.0001	ND
AD6730	Other Octanes	0.0015	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	ND	MOL %	0.01	ND
AD6730	PENTANE	0.1704	MOL %	0.0001
AD6730	PROPANE	3.0879	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.6566	RATIO_AIR
AD6730	Tetradecanes +	ND	MOL %	0.0001	ND
AD6730	TOLUENE	0.0078	MOL %	0.0001
AD6730	TOTAL XYLENES	ND	MOL %	0.0001	ND
SOP	DELTA 13C C1	-42.9	per mil
SOP	DELTA 13C C2	-28.9	per mil
SOP	DELTA 13C C3	-26.4	per mil
SOP	DELTA D C1	-201	per mil

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COGIS - Environmental Sample Site Information

Sample ID: 667781 Sample Date: 04/11/2025 Matrix: GAS Collection Point: BDH Type: PRDG Lab: EMPACT

Sample ID: 667782 Sample Date: 04/11/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT