Environmental Sample

COGIS - Environmental Sample Site Information

#257660 Information

Sample Site ID	257660
FacilityType	OG	Proj Number
County	GARFIELD - 045	Location	NENW 35 6S93W
Elevation		Lat/Long	39.48806/-107.74522
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-045-07585	Well Name:	BENZEL 35-7 (C35)
Well Status:	PR	Operator Name:	QB ENERGY OPERATING LLC
Location:	NENW 35 6S 93W

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

456823

670693

670694

Sample ID: 456823 Sample Date: 12/06/2007 Matrix: WATER Collection Point: Type: Lab: --

Sample Results for Sample # 456823 --
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
UnSpec	BORON	4	mg/L	0.2
UnSpec	BROMIDE	54	mg/L	2
UnSpec	CALCIUM	414	mg/L	4
UnSpec	CARBONATE ALKALINITY AS CACO3	ND	mg/L	2	U
UnSpec	CATION - ANION BALANCE	ND	%		U
UnSpec	CHLORIDE	11500	mg/L	100	H
UnSpec	FLUORIDE	ND	mg/L	2	U
UnSpec	HARDNESS (AS CACO3)	1630	mg/L	2
UnSpec	HYDROXIDE ALKALINITY AS CACO3	ND	mg/L	2	U
UnSpec	IRON	897	mg/L	0.4
UnSpec	MAGNESIUM	28	mg/L	4
UnSpec	PH, LAB	6.4	SU	0.1	H
UnSpec	POTASSIUM	80	mg/L	6
UnSpec	SODIUM	6390	mg/L	6
UnSpec	STRONTIUM	64.2	mg/L	0.2
UnSpec	SULFATE	ND	mg/L	10	U
UnSpec	TOTAL ALKALINITY AS CACO3	1630	mg/L	2
UnSpec	TOTAL DISSOLVED SOLIDS	21000	mg/L	100	H

Sample ID: 670693 Sample Date: 07/22/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: EMPACT

Sample Results for Sample # 670693 EMPACT ID: 202508037-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	ND	MOL %	0.0001	ND
AD6730	BENZENE	0.0005	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	991.3	BTU/cuft
AD6730	BUTANE	0.0368	MOL %	0.0001
AD6730	C11 (mixed isomers)	0.0007	MOL %	0.0001
AD6730	C12 (mixed isomers)	0.0007	MOL %	0.0001
AD6730	C13 (mixed isomers)	0.0012	MOL %	0.0001
AD6730	CARBON DIOXIDE	0.02	MOL %	0.01
AD6730	CYCLOHEXANE	0.0031	MOL %	0.0001
AD6730	Decane	0.0001	MOL %	0.0001
AD6730	Decanes (mixed isomers)	0.0003	MOL %	0.0001
AD6730	ETHANE	1.6509	MOL %	0.0001
AD6730	ETHYLBENZENE	ND	MOL %	0.0001	ND
AD6730	Helium	0.09	MOL %	0.01
AD6730	Heptane	0.0018	MOL %	0.0001
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.0308	MOL %	0.0001
AD6730	ISOPENTANE	0.0109	MOL %	0.0001
AD6730	METHANE	94.44	MOL %	1e-005
AD6730	N-HEXANE	0.0049	MOL %	0.0001
AD6730	n-octane	0.0004	MOL %	0.0001
AD6730	NITROGEN (N2)	3.4599	MOL %	0.01
AD6730	NONANE	0.0002	MOL %	0.0001
AD6730	Other Heptanes	0.0064	MOL %	0.0001
AD6730	Other Hexanes	0.0086	MOL %	0.0001
AD6730	Other Nonanes	0.0003	MOL %	0.0001
AD6730	Other Octanes	0.002	MOL %	0.0001
AD6730	OXYGEN/ARGON RATIO	0.02	MOL %	0.01
AD6730	PENTANE	0.0103	MOL %	0.0001
AD6730	PROPANE	0.1935	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.5802	RATIO_AIR
AD6730	Tetradecanes +	0.0055	MOL %	0.0001
AD6730	TOLUENE	0.0002	MOL %	0.0001
AD6730	TOTAL XYLENES	ND	MOL %	0.0001	ND
SOP	DELTA 13C C1	-33.9	per mil
SOP	DELTA 13C C2	-25.8	per mil
SOP	DELTA 13C C3	-24.5	per mil
SOP	DELTA 13C nC4	-23.7	per mil
SOP	DELTA D C1	-160	per mil

Sample ID: 670694 Sample Date: 07/22/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT

Sample Results for Sample # 670694 EMPACT ID: 202508037-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
AD6730	2,2,4-Trimethylpentane	ND	MOL %	0.0001	ND
AD6730	BENZENE	0.019	MOL %	0.0001
AD6730	BRITISH THERMAL UNITS	1186.1	BTU/cuft
AD6730	BUTANE	0.8082	MOL %	0.0001
AD6730	C11 (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	C12 (mixed isomers)	0.0001	MOL %	0.0001
AD6730	C13 (mixed isomers)	0.0001	MOL %	0.0001
AD6730	CARBON DIOXIDE	0.6199	MOL %	0.01
AD6730	CYCLOHEXANE	0.0479	MOL %	0.0001
AD6730	Decane	ND	MOL %	0.0001	ND
AD6730	Decanes (mixed isomers)	ND	MOL %	0.0001	ND
AD6730	ETHANE	8.9406	MOL %	0.0001
AD6730	ETHYLBENZENE	ND	MOL %	0.0001	ND
AD6730	Helium	0.01	MOL %	0.01
AD6730	Heptane	ND	MOL %	0.0001	ND
AD6730	HYDROGEN	ND	MOL %	0.01	ND
AD6730	ISOBUTANE	0.726	MOL %	0.0001
AD6730	ISOPENTANE	0.296	MOL %	0.0001
AD6730	METHANE	84.3772	MOL %	1e-005
AD6730	N-HEXANE	0.1044	MOL %	0.0001
AD6730	n-octane	ND	MOL %	0.0001	ND
AD6730	NITROGEN (N2)	0.14	MOL %	0.01
AD6730	NONANE	ND	MOL %	0.0001	ND
AD6730	Other Heptanes	0.0072	MOL %	0.0001
AD6730	Other Hexanes	0.1835	MOL %	0.0001
AD6730	Other Nonanes	ND	MOL %	0.0001	ND
AD6730	Other Octanes	ND	MOL %	0.0001	ND
AD6730	OXYGEN/ARGON RATIO	ND	MOL %	0.01	ND
AD6730	PENTANE	0.2553	MOL %	0.0001
AD6730	PROPANE	3.4622	MOL %	0.0001
AD6730	SPECIFIC GRAVITY	0.679	RATIO_AIR
AD6730	Tetradecanes +	0.0023	MOL %	0.0001
AD6730	TOLUENE	0.0001	MOL %	0.0001
AD6730	TOTAL XYLENES	ND	MOL %	0.0001	ND
SOP	DELTA 13C C1	-40.4	per mil
SOP	DELTA 13C C2	-29.5	per mil
SOP	DELTA 13C C3	-26.3	per mil
SOP	DELTA 13C CO2	-8	per mil
SOP	DELTA 13C iC4	-27.5	per mil
SOP	Delta 13C iC5	-26.5	per mil
SOP	DELTA 13C nC4	-26	per mil
SOP	Delta 13C nC5	-26	per mil
SOP	DELTA D C1	-186	per mil

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COGIS - Environmental Sample Site Information

Sample ID: 456823 Sample Date: 12/06/2007 Matrix: WATER Collection Point: Type: Lab: --

Sample ID: 670693 Sample Date: 07/22/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: EMPACT

Sample ID: 670694 Sample Date: 07/22/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: EMPACT