Environmental Sample

COGIS - Environmental Sample Site Information

#478985 Information

Sample Site ID	478985
FacilityType	OG	Proj Number
County	WELD - 123	Location	Lot2 7 5N66W
Elevation	4875	Lat/Long	40.414645/-104.828503
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-51457	Well Name:	Bost Farm 38C-8-L
Well Status:	PR	Operator Name:	PDC ENERGY INC
Location:	Lot2 7 5N 66W

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

Sample ID: 644710 Sample Date: 12/06/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644710 ALS Houston ID: HS22120517-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	3450	mg/L
E200.8	MAGNESIUM	0.234	mg/L		J
E200.8	POTASSIUM	277	mg/L
E200.8	SODIUM	353	mg/L

Sample ID: 644709 Sample Date: 12/06/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644709 ALS Houston ID: HS22120517-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	3630	mg/L
E200.8	MAGNESIUM	0.787	mg/L		J
E200.8	POTASSIUM	291	mg/L
E200.8	SODIUM	367	mg/L
E300.0	CHLORIDE	6820	mg/L
E300.0	SULFATE	672	mg/L
RSK175	ETHANE	496	ug/L
RSK175	METHANE	1990	ug/L
RSK175	PROPANE	384	ug/L
SM2320B	BICARBONATE ALKALINITY as CACO3	298	mg/L
SM2320B	Carbonate as CaCO3	140	mg/L
SM2320B	TOTAL ALKALINITY AS CACO3	438	mg/L
SM2540C	TOTAL DISSOLVED SOLIDS	26300	mg/L
SW8015	TEPH DIESEL RANGE ORGANICS	2000	mg/L
SW8015	TVPH - Gasoline Range Organics	139	mg/L
SW8260	BENZENE	98	ug/L
SW8260	ETHYLBENZENE	58	ug/L
SW8260	M-+P-XYLENE	490	ug/L
SW8260	o-XYLENE	160	ug/L
SW8260	TOLUENE	310	ug/L
SW8260	TOTAL XYLENES	650	ug/L

Sample ID: 672348 Sample Date: 09/24/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 672348 Dolan Integration Group ID: DIG-041547
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	86	BTU/cuft
SOP	BUTANE	0.014	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-45.1	per mil
SOP	DELTA 13C C2	-31	per mil
SOP	DELTA 13C C3	-28	per mil
SOP	DELTA 13C iC4	-30.3	per mil
SOP	DELTA 13C nC4	-27.3	per mil
SOP	DELTA D C1	-242	per mil
SOP	ETHANE	0.332	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	13.207	MOL %	0.005
SOP	ISOBUTANE	0.007	MOL %	0.005
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	6.503	MOL %	0.005
SOP	NITROGEN (N2)	78.917	MOL %	0.005
SOP	OXYGEN + ARGON	0.947	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.073	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.939	No Unit

Sample ID: 672349 Sample Date: 09/24/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 672349 Dolan Integration Group ID: DIG-041548
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1104	BTU/cuft
SOP	BUTANE	0.526	MOL %	0.005
SOP	C6+ (hexanes +)	0.017	MOL %	0.005
SOP	CARBON DIOXIDE	1.673	MOL %	0.005
SOP	DELTA 13C C1	-38.1	per mil
SOP	DELTA 13C C2	-29.8	per mil
SOP	DELTA 13C C3	-27.5	per mil
SOP	DELTA 13C CO2	3	per mil
SOP	DELTA 13C iC4	-30.1	per mil
SOP	DELTA 13C nC4	-26.9	per mil
SOP	DELTA D C1	-255	per mil
SOP	ETHANE	11.833	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.398	MOL %	0.005
SOP	ISOBUTANE	0.331	MOL %	0.005
SOP	ISOPENTANE	0.032	MOL %	0.005
SOP	METHANE	75.022	MOL %	0.005
SOP	NITROGEN (N2)	4.871	MOL %	0.005
SOP	OXYGEN + ARGON	1.223	MOL %	0.005
SOP	PENTANE	0.021	MOL %	0.005
SOP	PROPANE	4.054	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.708	No Unit

Sample ID: 646529 Sample Date: 02/06/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 646529 Dolan Integration Group ID: DIG-030957
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	22	BTU/cuft
SOP	BUTANE	0.006	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-48.1	per mil
SOP	DELTA 13C C2	-32	per mil
SOP	DELTA D C1	-247	per mil
SOP	ETHANE	0.148	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.688	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	1.709	MOL %	0.005
SOP	NITROGEN (N2)	96.443	MOL %	0.005
SOP	OXYGEN + ARGON	0.974	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.032	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.962	No Unit

Sample ID: 646530 Sample Date: 02/06/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 646530 Dolan Integration Group ID: DIG-030958
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1150	BTU/cuft
SOP	BUTANE	1.281	MOL %	0.005
SOP	C6+ (hexanes +)	0.279	MOL %	0.005
SOP	CARBON DIOXIDE	1.827	MOL %	0.005
SOP	DELTA 13C C1	-45.7	per mil
SOP	DELTA 13C C2	-30.2	per mil
SOP	DELTA 13C C3	-27.6	per mil
SOP	DELTA 13C CO2	4.4	per mil
SOP	DELTA 13C nC4	-28.3	per mil
SOP	DELTA D C1	-237	per mil
SOP	ETHANE	11.863	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	0.632	MOL %	0.005
SOP	ISOPENTANE	0.329	MOL %	0.005
SOP	METHANE	71.9	MOL %	0.005
SOP	NITROGEN (N2)	5.657	MOL %	0.005
SOP	OXYGEN + ARGON	1.456	MOL %	0.005
SOP	PENTANE	0.302	MOL %	0.005
SOP	PROPANE	4.473	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.75	No Unit

Sample ID: 656625 Sample Date: 01/18/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 656625 Dolan Integration Group ID: DIG-034440
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1188	BTU/cuft
SOP	BUTANE	0.991	MOL %	0.005
SOP	C6+ (hexanes +)	0.052	MOL %	0.005
SOP	CARBON DIOXIDE	1.206	MOL %	0.005
SOP	DELTA 13C C1	-47	per mil
SOP	DELTA 13C C2	-31.7	per mil
SOP	DELTA 13C C3	-28.1	per mil
SOP	DELTA 13C CO2	3.1	per mil
SOP	DELTA 13C iC4	-29.6	per mil
SOP	Delta 13C iC5	-26.4	per mil
SOP	DELTA 13C nC4	-26.5	per mil
SOP	Delta 13C nC5	-27	per mil
SOP	DELTA D C1	-245	per mil
SOP	ETHANE	11.997	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.719	MOL %	0.005
SOP	ISOBUTANE	0.507	MOL %	0.005
SOP	ISOPENTANE	0.145	MOL %	0.005
SOP	METHANE	78.944	MOL %	0.005
SOP	NITROGEN (N2)	0.859	MOL %	0.005
SOP	OXYGEN + ARGON	0.179	MOL %	0.005
SOP	PENTANE	0.111	MOL %	0.005
SOP	PROPANE	4.291	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.699	No Unit

Sample ID: 656624 Sample Date: 01/18/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 656624 Dolan Integration Group ID: DIG-034439
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	41	BTU/cuft
SOP	BUTANE	0.009	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.6	per mil
SOP	DELTA 13C C2	-33.6	per mil
SOP	DELTA D C1	-210	per mil
SOP	ETHANE	0.165	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	19.013	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	2.806	MOL %	0.005
SOP	NITROGEN (N2)	76.041	MOL %	0.005
SOP	OXYGEN + ARGON	1.933	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.033	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.957	No Unit

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