Environmental Sample

COGIS - Environmental Sample Site Information

#478981 Information

Sample Site ID	478981
FacilityType	OG	Proj Number
County	WELD - 123	Location	Lot2 7 5N66W
Elevation	4872	Lat/Long	40.414642/-104.827857
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-51453	Well Name:	Bost Farm 40C-8-L2
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: 645390 Sample Date: 12/20/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 645390 ALS Houston ID: HS22121491-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	947	mg/L
E200.8	MAGNESIUM	0.207	mg/L		J
E200.8	POTASSIUM	317	mg/L
E200.8	SODIUM	417	mg/L
E300.0	CHLORIDE	1510	mg/L
E300.0	SULFATE	195	mg/L
RSK175	ETHANE	15.9	ug/L
RSK175	METHANE	16.1	ug/L
RSK175	PROPANE	18.9	ug/L
SM2320B	BICARBONATE ALKALINITY as CACO3	ND	mg/L		U
SM2320B	Carbonate as CaCO3	864	mg/L
SM2320B	TOTAL ALKALINITY AS CACO3	900	mg/L
SM2540C	TOTAL DISSOLVED SOLIDS	76700	mg/L
SW8015	TEPH DIESEL RANGE ORGANICS	1500	mg/L
SW8015	TVPH - Gasoline Range Organics	37.4	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: 645391 Sample Date: 12/20/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 645391 ALS Houston ID: HS22121491-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	1010	mg/L
E200.8	MAGNESIUM	0.168	mg/L		J
E200.8	POTASSIUM	326	mg/L
E200.8	SODIUM	426	mg/L

Sample ID: 672318 Sample Date: 09/24/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 672318 Dolan Integration Group ID: DIG-041556
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1231	BTU/cuft
SOP	BUTANE	1.776	MOL %	0.005
SOP	C6+ (hexanes +)	0.037	MOL %	0.005
SOP	CARBON DIOXIDE	2.084	MOL %	0.005
SOP	DELTA 13C C1	-45.3	per mil
SOP	DELTA 13C C2	-32	per mil
SOP	DELTA 13C C3	-28.7	per mil
SOP	DELTA 13C CO2	2.6	per mil
SOP	DELTA 13C iC4	-31.4	per mil
SOP	Delta 13C iC5	-28.6	per mil
SOP	DELTA 13C nC4	-28.1	per mil
SOP	Delta 13C nC5	-28	per mil
SOP	DELTA D C1	-257	per mil
SOP	ETHANE	13.567	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	0.765	MOL %	0.005
SOP	ISOPENTANE	0.299	MOL %	0.005
SOP	METHANE	71.994	MOL %	0.005
SOP	NITROGEN (N2)	2.449	MOL %	0.005
SOP	OXYGEN + ARGON	0.56	MOL %	0.005
SOP	PENTANE	0.282	MOL %	0.005
SOP	PROPANE	6.187	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.762	No Unit

Sample ID: 672317 Sample Date: 09/24/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 672317 Dolan Integration Group ID: DIG-041555
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	19	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	-43.6	per mil
SOP	DELTA 13C C2	-30.4	per mil
SOP	DELTA 13C C3	-28.1	per mil
SOP	DELTA 13C nC4	-27.3	per mil
SOP	DELTA D C1	-250	per mil
SOP	ETHANE	0.109	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	11.326	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	1.286	MOL %	0.005
SOP	NITROGEN (N2)	85.984	MOL %	0.005
SOP	OXYGEN + ARGON	1.247	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.04	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.963	No Unit

Sample ID: 646505 Sample Date: 02/07/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 646505 Dolan Integration Group ID: DIG-030965
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	3	BTU/cuft
SOP	BUTANE	ND	MOL %	0.005	ND
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	ETHANE	0.02	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.512	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	0.11	MOL %	0.005
SOP	NITROGEN (N2)	96.898	MOL %	0.005
SOP	OXYGEN + ARGON	2.451	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.01	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.97	No Unit

Sample ID: 646506 Sample Date: 02/07/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 646506 Dolan Integration Group ID: DIG-030966
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1241	BTU/cuft
SOP	BUTANE	1.471	MOL %	0.005
SOP	C6+ (hexanes +)	0.246	MOL %	0.005
SOP	CARBON DIOXIDE	1.964	MOL %	0.005
SOP	DELTA 13C C1	-41.5	per mil
SOP	DELTA 13C C2	-28.9	per mil
SOP	DELTA 13C C3	-26.3	per mil
SOP	DELTA 13C CO2	4.7	per mil
SOP	DELTA 13C nC4	-25.6	per mil
SOP	DELTA D C1	-241	per mil
SOP	ETHANE	13.198	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	0.722	MOL %	0.005
SOP	ISOPENTANE	0.351	MOL %	0.005
SOP	METHANE	75.932	MOL %	0.005
SOP	NITROGEN (N2)	0.543	MOL %	0.005
SOP	OXYGEN + ARGON	0.071	MOL %	0.005
SOP	PENTANE	0.313	MOL %	0.005
SOP	PROPANE	5.191	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.74	No Unit

Sample ID: 656633 Sample Date: 01/19/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 656633 Dolan Integration Group ID: DIG-034459
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1138	BTU/cuft
SOP	BUTANE	0.858	MOL %	0.005
SOP	C6+ (hexanes +)	0.102	MOL %	0.005
SOP	CARBON DIOXIDE	1.76	MOL %	0.005
SOP	DELTA 13C C1	-46.5	per mil
SOP	DELTA 13C C2	-31.3	per mil
SOP	DELTA 13C C3	-28	per mil
SOP	DELTA 13C CO2	3.3	per mil
SOP	DELTA 13C iC4	-30.6	per mil
SOP	Delta 13C iC5	-27.2	per mil
SOP	DELTA 13C nC4	-27.3	per mil
SOP	Delta 13C nC5	-27.3	per mil
SOP	DELTA D C1	-248	per mil
SOP	ETHANE	8.832	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.034	MOL %	0.005
SOP	ISOBUTANE	0.396	MOL %	0.005
SOP	ISOPENTANE	0.2	MOL %	0.005
SOP	METHANE	83.849	MOL %	0.005
SOP	NITROGEN (N2)	0.754	MOL %	0.005
SOP	OXYGEN + ARGON	0.111	MOL %	0.005
SOP	PENTANE	0.173	MOL %	0.005
SOP	PROPANE	2.932	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.674	No Unit

Sample ID: 656632 Sample Date: 01/19/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 656632 Dolan Integration Group ID: DIG-034458
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1128	BTU/cuft
SOP	BUTANE	0.841	MOL %	0.005
SOP	C6+ (hexanes +)	0.091	MOL %	0.005
SOP	CARBON DIOXIDE	1.757	MOL %	0.005
SOP	DELTA 13C C1	-46.7	per mil
SOP	DELTA 13C C2	-31.2	per mil
SOP	DELTA 13C C3	-28.4	per mil
SOP	DELTA 13C CO2	3.9	per mil
SOP	DELTA 13C iC4	-30.4	per mil
SOP	Delta 13C iC5	-27.2	per mil
SOP	DELTA 13C nC4	-27	per mil
SOP	Delta 13C nC5	-27.3	per mil
SOP	DELTA D C1	-248	per mil
SOP	ETHANE	8.818	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.024	MOL %	0.005
SOP	ISOBUTANE	0.381	MOL %	0.005
SOP	ISOPENTANE	0.192	MOL %	0.005
SOP	METHANE	83.691	MOL %	0.005
SOP	NITROGEN (N2)	1.117	MOL %	0.005
SOP	OXYGEN + ARGON	0.225	MOL %	0.005
SOP	PENTANE	0.163	MOL %	0.005
SOP	PROPANE	2.699	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.672	No Unit

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