Environmental Sample

COGIS - Environmental Sample Site Information

#478984 Information

Sample Site ID	478984
FacilityType	OG	Proj Number
County	WELD - 123	Location	Lot2 7 5N66W
Elevation	4875	Lat/Long	40.414646/-104.828575
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-51456	Well Name:	Bost Farm 38N-8C-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: 644712 Sample Date: 12/06/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644712 ALS Houston ID: HS22120519-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	510	mg/L
E200.8	MAGNESIUM	0.0863	mg/L		J
E200.8	POTASSIUM	306	mg/L
E200.8	SODIUM	350	mg/L

Sample ID: 644711 Sample Date: 12/06/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644711 ALS Houston ID: HS22120519-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	571	mg/L
E200.8	MAGNESIUM	0.0801	mg/L		J
E200.8	POTASSIUM	352	mg/L
E200.8	SODIUM	389	mg/L
E300.0	CHLORIDE	973	mg/L
E300.0	SULFATE	390	mg/L
RSK175	ETHANE	91.7	ug/L
RSK175	METHANE	358	ug/L
RSK175	PROPANE	44	ug/L
SM2320B	BICARBONATE ALKALINITY as CACO3	262	mg/L
SM2320B	Carbonate as CaCO3	240	mg/L
SM2320B	TOTAL ALKALINITY AS CACO3	502	mg/L
SM2540C	TOTAL DISSOLVED SOLIDS	18600	mg/L
SW8015	TEPH DIESEL RANGE ORGANICS	2300	mg/L
SW8015	TVPH - Gasoline Range Organics	139	mg/L
SW8260	BENZENE	ND	ug/L		U
SW8260	ETHYLBENZENE	ND	ug/L		U
SW8260	M-+P-XYLENE	ND	ug/L		U
SW8260	o-XYLENE	ND	ug/L		U
SW8260	TOLUENE	ND	ug/L		U
SW8260	TOTAL XYLENES	ND	ug/L		U

Sample ID: 672350 Sample Date: 09/24/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 672350 Dolan Integration Group ID: DIG-041549
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	172	BTU/cuft
SOP	BUTANE	0.023	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	-30.6	per mil
SOP	DELTA 13C C3	-28	per mil
SOP	DELTA 13C iC4	-30.6	per mil
SOP	DELTA 13C nC4	-27.1	per mil
SOP	DELTA D C1	-245	per mil
SOP	ETHANE	0.52	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	17.456	MOL %	0.005
SOP	ISOBUTANE	0.011	MOL %	0.005
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	12.664	MOL %	0.005
SOP	NITROGEN (N2)	68.149	MOL %	0.005
SOP	OXYGEN + ARGON	1.063	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.113	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.907	No Unit

Sample ID: 672351 Sample Date: 09/24/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 672351 Dolan Integration Group ID: DIG-041550
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1138	BTU/cuft
SOP	BUTANE	0.58	MOL %	0.005
SOP	C6+ (hexanes +)	0.014	MOL %	0.005
SOP	CARBON DIOXIDE	0.543	MOL %	0.005
SOP	DELTA 13C C1	-47.1	per mil
SOP	DELTA 13C C2	-32.1	per mil
SOP	DELTA 13C C3	-28.3	per mil
SOP	DELTA 13C CO2	-6.4	per mil
SOP	DELTA 13C iC4	-31.2	per mil
SOP	Delta 13C iC5	-28.2	per mil
SOP	DELTA 13C nC4	-27.4	per mil
SOP	Delta 13C nC5	-27.2	per mil
SOP	DELTA D C1	-250	per mil
SOP	ETHANE	10.755	MOL %	0.005
SOP	ETHENE	0.006	MOL %	0.005
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	1.577	MOL %	0.005
SOP	ISOBUTANE	0.341	MOL %	0.005
SOP	ISOPENTANE	0.04	MOL %	0.005
SOP	METHANE	79.681	MOL %	0.005
SOP	NITROGEN (N2)	2.308	MOL %	0.005
SOP	OXYGEN + ARGON	0.485	MOL %	0.005
SOP	PENTANE	0.025	MOL %	0.005
SOP	PROPANE	3.645	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.676	No Unit

Sample ID: 646532 Sample Date: 02/06/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 646532 Dolan Integration Group ID: DIG-030960
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1189	BTU/cuft
SOP	BUTANE	1.239	MOL %	0.005
SOP	C6+ (hexanes +)	0.275	MOL %	0.005
SOP	CARBON DIOXIDE	2.02	MOL %	0.005
SOP	DELTA 13C C1	-46.8	per mil
SOP	DELTA 13C C2	-30.3	per mil
SOP	DELTA 13C C3	-27.6	per mil
SOP	DELTA 13C CO2	4.5	per mil
SOP	DELTA 13C nC4	-27.4	per mil
SOP	DELTA D C1	-243	per mil
SOP	ETHANE	11.38	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	0.548	MOL %	0.005
SOP	ISOPENTANE	0.277	MOL %	0.005
SOP	METHANE	77.587	MOL %	0.005
SOP	NITROGEN (N2)	1.661	MOL %	0.005
SOP	OXYGEN + ARGON	0.359	MOL %	0.005
SOP	PENTANE	0.317	MOL %	0.005
SOP	PROPANE	4.337	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.723	No Unit

Sample ID: 646531 Sample Date: 02/06/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 646531 Dolan Integration Group ID: DIG-030959
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	14	BTU/cuft
SOP	BUTANE	0.007	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 D C1	-245	per mil
SOP	ETHANE	0.107	MOL %	0.005
SOP	ETHENE	0.008	MOL %	0.005
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.315	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	1.045	MOL %	0.005
SOP	NITROGEN (N2)	97.874	MOL %	0.005
SOP	OXYGEN + ARGON	0.616	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.029	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.964	No Unit

Sample ID: 656626 Sample Date: 01/18/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 656626 Dolan Integration Group ID: DIG-034441
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1148	BTU/cuft
SOP	BUTANE	1.085	MOL %	0.005
SOP	C6+ (hexanes +)	0.107	MOL %	0.005
SOP	CARBON DIOXIDE	2.075	MOL %	0.005
SOP	DELTA 13C C1	-46.9	per mil
SOP	DELTA 13C C2	-31	per mil
SOP	DELTA 13C C3	-28.2	per mil
SOP	DELTA 13C CO2	4	per mil
SOP	DELTA 13C iC4	-29.8	per mil
SOP	Delta 13C iC5	-26.7	per mil
SOP	DELTA 13C nC4	-27.1	per mil
SOP	Delta 13C nC5	-27.4	per mil
SOP	DELTA D C1	-245	per mil
SOP	ETHANE	11.571	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.018	MOL %	0.005
SOP	ISOBUTANE	0.491	MOL %	0.005
SOP	ISOPENTANE	0.194	MOL %	0.005
SOP	METHANE	75.466	MOL %	0.005
SOP	NITROGEN (N2)	3.954	MOL %	0.005
SOP	OXYGEN + ARGON	0.525	MOL %	0.005
SOP	PENTANE	0.205	MOL %	0.005
SOP	PROPANE	4.311	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.724	No Unit

Sample ID: 656627 Sample Date: 01/18/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 656627 Dolan Integration Group ID: DIG-034442
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1191	BTU/cuft
SOP	BUTANE	1.145	MOL %	0.005
SOP	C6+ (hexanes +)	0.115	MOL %	0.005
SOP	CARBON DIOXIDE	2.155	MOL %	0.005
SOP	DELTA 13C C1	-47	per mil
SOP	DELTA 13C C2	-31.2	per mil
SOP	DELTA 13C C3	-27.8	per mil
SOP	DELTA 13C CO2	3.7	per mil
SOP	DELTA 13C iC4	-30	per mil
SOP	Delta 13C iC5	-26.8	per mil
SOP	DELTA 13C nC4	-26.9	per mil
SOP	Delta 13C nC5	-27.7	per mil
SOP	DELTA D C1	-245	per mil
SOP	ETHANE	12.035	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	0.516	MOL %	0.005
SOP	ISOPENTANE	0.206	MOL %	0.005
SOP	METHANE	78.39	MOL %	0.005
SOP	NITROGEN (N2)	0.72	MOL %	0.005
SOP	OXYGEN + ARGON	0.155	MOL %	0.005
SOP	PENTANE	0.218	MOL %	0.005
SOP	PROPANE	4.346	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.714	No Unit

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