Environmental Sample

COGIS - Environmental Sample Site Information

#259120 Information

Sample Site ID	259120
FacilityType	Gas	Proj Number
County	GARFIELD - 045	Location	NWSW 34 6S96W
Elevation	5364	Lat/Long	39.47741/-108.099908
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-045-07688	Well Name:	UNOCAL GM 230-34
Well Status:	PR	Operator Name:	TEP ROCKY MOUNTAIN LLC
Location:	NWSW 34 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)

All

630323

665926

665927

Sample ID: 630323 Sample Date: 11/12/2021 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 630323 Dolan Integration Group ID: DIG-026729
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	740	BTU/cuft
SOP	BUTANE	0.144	MOL %	0.005
SOP	C6+ (hexanes +)	0.109	MOL %	0.005
SOP	CARBON DIOXIDE	0.017	MOL %	0.005
SOP	DELTA 13C C1	-35.4	per mil
SOP	DELTA 13C C2	-27	per mil
SOP	DELTA 13C C3	-26.9	per mil
SOP	DELTA D C1	-168	per mil
SOP	ETHANE	2.453	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	0.132	MOL %	0.005
SOP	ISOPENTANE	0.06	MOL %	0.005
SOP	METHANE	65.44	MOL %	0.005
SOP	NITROGEN (N2)	24.42	MOL %	0.005
SOP	OXYGEN + ARGON	6.493	MOL %	0.005
SOP	PENTANE	0.048	MOL %	0.005
SOP	PROPANE	0.683	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.718	No Unit

Sample ID: 665926 Sample Date: 03/10/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab:

Sample Results for Sample # 665926 ID: BDH-04507688-20250310
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
GPA 2261-13	BRITISH THERMAL UNITS - SATURATED BASIS	1065	BTU/cuft
GPA 2261-13	BRITISH THERMAL UNITS- DRY BASIS	1083.47	BTU/cuft dry
GPA 2261-13	BUTANE	0.2189	MOL %
GPA 2261-13	C6+ (hexanes +)	0.082	MOL %
GPA 2261-13	CARBON DIOXIDE	0.3209	MOL %
GPA 2261-13	ETHANE	3.973	MOL %
GPA 2261-13	ISOBUTANE	0.2139	MOL %
GPA 2261-13	ISOPENTANE	0.096	MOL %
GPA 2261-13	METHANE	93.5506	MOL %
GPA 2261-13	NITROGEN (N2)	0.2399	MOL %
GPA 2261-13	PENTANE	0.073	MOL %
GPA 2261-13	PROPANE	1.0228	MOL %
GPA 2261-13	SPECIFIC GRAVITY	0.6067	Ratio

Sample ID: 665927 Sample Date: 03/10/2025 Matrix: GAS Collection Point: WellHead Type: PRDG Lab:

Sample Results for Sample # 665927 ID: PRDG-04507688-20250310
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
GPA 2261-13	BRITISH THERMAL UNITS - SATURATED BASIS	1093.45	BTU/cuft
GPA 2261-13	BRITISH THERMAL UNITS- DRY BASIS	1112.4	BTU/cuft dry
GPA 2261-13	BUTANE	0.3874	MOL %
GPA 2261-13	C6+ (hexanes +)	0.1575	MOL %
GPA 2261-13	CARBON DIOXIDE	2.6799	MOL %
GPA 2261-13	ETHANE	6.4308	MOL %
GPA 2261-13	ISOBUTANE	0.4339	MOL %
GPA 2261-13	ISOPENTANE	0.1783	MOL %
GPA 2261-13	METHANE	87.3892	MOL %
GPA 2261-13	NITROGEN (N2)	0.0575	MOL %
GPA 2261-13	PENTANE	0.1129	MOL %
GPA 2261-13	PROPANE	1.8804	MOL %
GPA 2261-13	SPECIFIC GRAVITY	0.6615	Ratio

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COGIS - Environmental Sample Site Information

Sample ID: 630323 Sample Date: 11/12/2021 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 665926 Sample Date: 03/10/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab:

Sample ID: 665927 Sample Date: 03/10/2025 Matrix: GAS Collection Point: WellHead Type: PRDG Lab: