Environmental Sample

COGIS - Environmental Sample Site Information

#478983 Information

Sample Site ID	478983
FacilityType	OG	Proj Number
County	WELD - 123	Location	Lot2 7 5N66W
Elevation	4875	Lat/Long	40.414645/-104.828432
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-51455	Well Name:	Bost Farm 16N-8B-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: 644703 Sample Date: 12/01/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644703 ALS Houston ID: HS22120213-01
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	2060	mg/L
E200.8	MAGNESIUM	0.407	mg/L		J
E200.8	POTASSIUM	205	mg/L
E200.8	SODIUM	270	mg/L
E300.0	CHLORIDE	3480	mg/L
E300.0	SULFATE	767	mg/L
RSK175	ETHANE	453	ug/L
RSK175	METHANE	1790	ug/L
RSK175	PROPANE	284	ug/L
SM2320B	BICARBONATE ALKALINITY as CACO3	74	mg/L
SM2320B	Carbonate as CaCO3	218	mg/L
SM2320B	TOTAL ALKALINITY AS CACO3	292	mg/L
SM2540C	TOTAL DISSOLVED SOLIDS	27100	mg/L
SW8015	TEPH DIESEL RANGE ORGANICS	2500	mg/L
SW8015	TVPH - Gasoline Range Organics	238	mg/L
SW8260	BENZENE	79	ug/L
SW8260	ETHYLBENZENE	33	ug/L		J
SW8260	M-+P-XYLENE	320	ug/L
SW8260	o-XYLENE	110	ug/L
SW8260	TOLUENE	200	ug/L
SW8260	TOTAL XYLENES	430	ug/L

Sample ID: 644704 Sample Date: 12/01/2022 Matrix: WATER Collection Point: BDH Type: BDH Lab: ALS Houston

Sample Results for Sample # 644704 ALS Houston ID: HS22120213-02
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	CALCIUM	2260	mg/L
E200.8	MAGNESIUM	0.215	mg/L		J
E200.8	POTASSIUM	204	mg/L
E200.8	SODIUM	278	mg/L

Sample ID: 672342 Sample Date: 09/24/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 672342 Dolan Integration Group ID: DIG-041545
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	127	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	-47.1	per mil
SOP	DELTA 13C C2	-31.3	per mil
SOP	DELTA 13C C3	-28.1	per mil
SOP	DELTA D C1	-240	per mil
SOP	ETHANE	0.387	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	16.942	MOL %	0.005
SOP	ISOBUTANE	0.007	MOL %	0.005
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	9.427	MOL %	0.005
SOP	NITROGEN (N2)	72.153	MOL %	0.005
SOP	OXYGEN + ARGON	0.99	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.08	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.923	No Unit

Sample ID: 672343 Sample Date: 09/24/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 672343 Dolan Integration Group ID: DIG-041546
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1084	BTU/cuft
SOP	BUTANE	0.737	MOL %	0.005
SOP	C6+ (hexanes +)	0.015	MOL %	0.005
SOP	CARBON DIOXIDE	0.289	MOL %	0.005
SOP	DELTA 13C C1	-34.8	per mil
SOP	DELTA 13C C2	-27.5	per mil
SOP	DELTA 13C C3	-25.7	per mil
SOP	DELTA 13C CO2	-4.2	per mil
SOP	DELTA 13C iC4	-29	per mil
SOP	Delta 13C iC5	-27.3	per mil
SOP	DELTA 13C nC4	-25.8	per mil
SOP	Delta 13C nC5	-28.2	per mil
SOP	DELTA D C1	-249	per mil
SOP	ETHANE	9.725	MOL %	0.005
SOP	ETHENE	0.006	MOL %	0.005
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.88	MOL %	0.005
SOP	ISOBUTANE	0.379	MOL %	0.005
SOP	ISOPENTANE	0.088	MOL %	0.005
SOP	METHANE	76.312	MOL %	0.005
SOP	NITROGEN (N2)	6.418	MOL %	0.005
SOP	OXYGEN + ARGON	1.599	MOL %	0.005
SOP	PENTANE	0.074	MOL %	0.005
SOP	PROPANE	3.478	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.694	No Unit

Sample ID: 646527 Sample Date: 02/06/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 646527 Dolan Integration Group ID: DIG-030955
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	35	BTU/cuft
SOP	BUTANE	0.01	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.4	per mil
SOP	DELTA 13C C2	-31.7	per mil
SOP	DELTA D C1	-241	per mil
SOP	ETHANE	0.218	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.421	MOL %	0.005
SOP	ISOBUTANE	0.006	MOL %	0.005
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	2.83	MOL %	0.005
SOP	NITROGEN (N2)	95.889	MOL %	0.005
SOP	OXYGEN + ARGON	0.579	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.046	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.957	No Unit

Sample ID: 646528 Sample Date: 02/06/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 646528 Dolan Integration Group ID: DIG-030956
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1187	BTU/cuft
SOP	BUTANE	1.251	MOL %	0.005
SOP	C6+ (hexanes +)	0.277	MOL %	0.005
SOP	CARBON DIOXIDE	2.021	MOL %	0.005
SOP	DELTA 13C C1	-46.9	per mil
SOP	DELTA 13C C2	-30.7	per mil
SOP	DELTA 13C C3	-26.6	per mil
SOP	DELTA 13C CO2	4.4	per mil
SOP	DELTA 13C nC4	-27.3	per mil
SOP	DELTA D C1	-241	per mil
SOP	ETHANE	11.308	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	0.276	MOL %	0.005
SOP	METHANE	77.361	MOL %	0.005
SOP	NITROGEN (N2)	1.864	MOL %	0.005
SOP	OXYGEN + ARGON	0.404	MOL %	0.005
SOP	PENTANE	0.32	MOL %	0.005
SOP	PROPANE	4.369	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.725	No Unit

Sample ID: 656614 Sample Date: 01/18/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 656614 Dolan Integration Group ID: DIG-034437
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	36	BTU/cuft
SOP	BUTANE	0.011	MOL %	0.005
SOP	C6+ (hexanes +)	ND	MOL %	0.005	ND
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.2	per mil
SOP	DELTA 13C C2	-32	per mil
SOP	DELTA D C1	-252	per mil
SOP	ETHANE	0.169	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	6.34	MOL %	0.005
SOP	ISOBUTANE	ND	MOL %	0.005	ND
SOP	ISOPENTANE	ND	MOL %	0.005	ND
SOP	METHANE	2.835	MOL %	0.005
SOP	NITROGEN (N2)	90.138	MOL %	0.005
SOP	OXYGEN + ARGON	0.471	MOL %	0.005
SOP	PENTANE	ND	MOL %	0.005	ND
SOP	PROPANE	0.034	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.956	No Unit

Sample ID: 656615 Sample Date: 01/18/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 656615 Dolan Integration Group ID: DIG-034438
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1100	BTU/cuft
SOP	BUTANE	0.759	MOL %	0.005
SOP	C6+ (hexanes +)	0.065	MOL %	0.005
SOP	CARBON DIOXIDE	1.977	MOL %	0.005
SOP	DELTA 13C C1	-45.9	per mil
SOP	DELTA 13C C2	-30.4	per mil
SOP	DELTA 13C C3	-27.5	per mil
SOP	DELTA 13C CO2	3.7	per mil
SOP	DELTA 13C iC4	-30.4	per mil
SOP	Delta 13C iC5	-27.1	per mil
SOP	DELTA 13C nC4	-27.1	per mil
SOP	Delta 13C nC5	-27.4	per mil
SOP	DELTA D C1	-244	per mil
SOP	ETHANE	9.613	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	0.352	MOL %	0.005
SOP	ISOPENTANE	0.134	MOL %	0.005
SOP	METHANE	79.157	MOL %	0.005
SOP	NITROGEN (N2)	3.622	MOL %	0.005
SOP	OXYGEN + ARGON	0.995	MOL %	0.005
SOP	PENTANE	0.14	MOL %	0.005
SOP	PROPANE	3.186	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.694	No Unit

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