Environmental Sample

COGIS - Environmental Sample Site Information

#448510 Information

Sample Site ID	448510
FacilityType	OG	Proj Number
County	WELD - 123	Location	SESE 18 5N64W
Elevation	4624	Lat/Long	40.39432/-104.58478
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-43908	Well Name:	Gillham 18X-334
Well Status:	TA	Operator Name:	PDC ENERGY INC
Location:	SESE 18 5N 64W

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: 631617 Sample Date: 12/08/2021 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 631617 Dolan Integration Group ID: DIG-026914
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1227	BTU/cuft
SOP	BUTANE	1.977	MOL %	0.005
SOP	C6+ (hexanes +)	0.448	MOL %	0.005
SOP	CARBON DIOXIDE	1.71	MOL %	0.005
SOP	DELTA 13C C1	-47	per mil
SOP	DELTA 13C C2	-30	per mil
SOP	DELTA 13C C3	-27.4	per mil
SOP	DELTA 13C CO2	4.2	per mil
SOP	DELTA 13C iC4	-29.8	per mil
SOP	Delta 13C iC5	-26.4	per mil
SOP	DELTA 13C nC4	-26.8	per mil
SOP	Delta 13C nC5	-27.1	per mil
SOP	DELTA D C1	-243	per mil
SOP	ETHANE	10.357	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	6.446	MOL %	0.005
SOP	ISOBUTANE	0.859	MOL %	0.005
SOP	ISOPENTANE	0.555	MOL %	0.005
SOP	METHANE	66.715	MOL %	0.005
SOP	NITROGEN (N2)	4.579	MOL %	0.005
SOP	OXYGEN + ARGON	0.606	MOL %	0.005
SOP	PENTANE	0.654	MOL %	0.005
SOP	PROPANE	5.094	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.782	No Unit

Sample ID: 631618 Sample Date: 12/08/2021 Matrix: GAS Collection Point: PRDC Type: PCS Lab: Dolan Integration Group

Sample Results for Sample # 631618 Dolan Integration Group ID: DIG-026915
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1325	BTU/cuft
SOP	BUTANE	2.453	MOL %	0.005
SOP	C6+ (hexanes +)	0.798	MOL %	0.005
SOP	CARBON DIOXIDE	2.676	MOL %	0.005
SOP	DELTA 13C C1	-46.6	per mil
SOP	DELTA 13C C2	-30.3	per mil
SOP	DELTA 13C C3	-27.3	per mil
SOP	DELTA 13C CO2	3.2	per mil
SOP	DELTA 13C iC4	-31	per mil
SOP	Delta 13C iC5	-27	per mil
SOP	DELTA 13C nC4	-27.7	per mil
SOP	Delta 13C nC5	-26.9	per mil
SOP	DELTA D C1	-236	per mil
SOP	ETHANE	13.299	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	0.982	MOL %	0.005
SOP	ISOPENTANE	0.708	MOL %	0.005
SOP	METHANE	71.325	MOL %	0.005
SOP	NITROGEN (N2)	0.577	MOL %	0.005
SOP	OXYGEN + ARGON	0.097	MOL %	0.005
SOP	PENTANE	0.878	MOL %	0.005
SOP	PROPANE	6.208	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.807	No Unit

Sample ID: 643585 Sample Date: 11/10/2022 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 643585 Dolan Integration Group ID: DIG-030081
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1110	BTU/cuft
SOP	BUTANE	0.774	MOL %	0.005
SOP	C6+ (hexanes +)	0.079	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-47.8	per mil
SOP	DELTA 13C C2	-30.8	per mil
SOP	DELTA 13C C3	-27.6	per mil
SOP	DELTA 13C iC4	-30.3	per mil
SOP	Delta 13C iC5	-27	per mil
SOP	DELTA 13C nC4	-27.5	per mil
SOP	Delta 13C nC5	-28.7	per mil
SOP	DELTA D C1	-247	per mil
SOP	ETHANE	7.869	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	7.594	MOL %	0.005
SOP	ISOBUTANE	0.586	MOL %	0.005
SOP	ISOPENTANE	0.15	MOL %	0.005
SOP	METHANE	73.237	MOL %	0.005
SOP	NITROGEN (N2)	5.477	MOL %	0.005
SOP	OXYGEN + ARGON	0.604	MOL %	0.005
SOP	PENTANE	0.102	MOL %	0.005
SOP	PROPANE	3.529	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.689	No Unit

Sample ID: 643586 Sample Date: 11/10/2022 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 643586 Dolan Integration Group ID: DIG-030082
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1327	BTU/cuft
SOP	BUTANE	2.528	MOL %	0.005
SOP	C6+ (hexanes +)	0.664	MOL %	0.005
SOP	CARBON DIOXIDE	2.609	MOL %	0.005
SOP	DELTA 13C C1	-46	per mil
SOP	DELTA 13C C2	-30.3	per mil
SOP	DELTA 13C C3	-27.5	per mil
SOP	DELTA 13C CO2	3.3	per mil
SOP	DELTA 13C iC4	-29.3	per mil
SOP	Delta 13C iC5	-27.1	per mil
SOP	DELTA 13C nC4	-26.6	per mil
SOP	Delta 13C nC5	-26.5	per mil
SOP	DELTA D C1	-242	per mil
SOP	ETHANE	13.221	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	1.001	MOL %	0.005
SOP	ISOPENTANE	0.755	MOL %	0.005
SOP	METHANE	71.407	MOL %	0.005
SOP	NITROGEN (N2)	0.591	MOL %	0.005
SOP	OXYGEN + ARGON	0.035	MOL %	0.005
SOP	PENTANE	0.928	MOL %	0.005
SOP	PROPANE	6.26	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.806	No Unit

Sample ID: 672129 Sample Date: 09/17/2025 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 672129 Dolan Integration Group ID: DIG-041464
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1111	BTU/cuft
SOP	BUTANE	0.315	MOL %	0.005
SOP	C6+ (hexanes +)	0.042	MOL %	0.005
SOP	CARBON DIOXIDE	2.611	MOL %	0.005
SOP	DELTA 13C C1	-42.9	per mil
SOP	DELTA 13C C2	-30.3	per mil
SOP	DELTA 13C C3	-27.3	per mil
SOP	DELTA 13C CO2	2.6	per mil
SOP	Delta 13C iC5	-28.5	per mil
SOP	DELTA 13C nC4	-27.9	per mil
SOP	Delta 13C nC5	-27	per mil
SOP	DELTA D C1	-246	per mil
SOP	ETHANE	13.547	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.017	MOL %	0.005
SOP	ISOBUTANE	0.125	MOL %	0.005
SOP	ISOPENTANE	0.183	MOL %	0.005
SOP	METHANE	75.361	MOL %	0.005
SOP	NITROGEN (N2)	3.611	MOL %	0.005
SOP	OXYGEN + ARGON	0.9	MOL %	0.005
SOP	PENTANE	0.207	MOL %	0.005
SOP	PROPANE	3.083	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.709	No Unit

Sample ID: 672128 Sample Date: 09/17/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 672128 Dolan Integration Group ID: DIG-041463
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1061	BTU/cuft
SOP	BUTANE	0.922	MOL %	0.005
SOP	C6+ (hexanes +)	0.11	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-44.7	per mil
SOP	DELTA 13C C2	-29.8	per mil
SOP	DELTA 13C C3	-27.2	per mil
SOP	DELTA 13C iC4	-30	per mil
SOP	Delta 13C iC5	-27.1	per mil
SOP	DELTA 13C nC4	-26.9	per mil
SOP	Delta 13C nC5	-27.4	per mil
SOP	DELTA D C1	-244	per mil
SOP	ETHANE	7.995	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	0.032	MOL %	0.005
SOP	HYDROGEN	2.65	MOL %	0.005
SOP	ISOBUTANE	0.473	MOL %	0.005
SOP	ISOPENTANE	0.28	MOL %	0.005
SOP	METHANE	72.93	MOL %	0.005
SOP	NITROGEN (N2)	9.681	MOL %	0.005
SOP	OXYGEN + ARGON	1.436	MOL %	0.005
SOP	PENTANE	0.314	MOL %	0.005
SOP	PROPANE	3.176	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.71	No Unit

Sample ID: 662078 Sample Date: 08/21/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 662078 Dolan Integration Group ID: DIG-036776
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1073	BTU/cuft
SOP	BUTANE	0.751	MOL %	0.005
SOP	C6+ (hexanes +)	0.074	MOL %	0.005
SOP	CARBON DIOXIDE	0.315	MOL %	0.005
SOP	DELTA 13C C1	-47.1	per mil
SOP	DELTA 13C C2	-30.7	per mil
SOP	DELTA 13C C3	-27.4	per mil
SOP	DELTA 13C CO2	7.7	per mil
SOP	DELTA 13C iC4	-30.8	per mil
SOP	Delta 13C iC5	-27.9	per mil
SOP	DELTA 13C nC4	-27.3	per mil
SOP	Delta 13C nC5	-26.8	per mil
SOP	DELTA D C1	-249	per mil
SOP	ETHANE	7.447	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	12.425	MOL %	0.005
SOP	ISOBUTANE	0.538	MOL %	0.005
SOP	ISOPENTANE	0.163	MOL %	0.005
SOP	METHANE	66.077	MOL %	0.005
SOP	NITROGEN (N2)	7.623	MOL %	0.005
SOP	OXYGEN + ARGON	1.16	MOL %	0.005
SOP	PENTANE	0.125	MOL %	0.005
SOP	PROPANE	3.302	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.708	No Unit

Sample ID: 662079 Sample Date: 08/21/2024 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 662079 Dolan Integration Group ID: DIG-036777
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1252	BTU/cuft
SOP	BUTANE	1.876	MOL %	0.005
SOP	C6+ (hexanes +)	0.202	MOL %	0.005
SOP	CARBON DIOXIDE	2.6	MOL %	0.005
SOP	DELTA 13C C1	-46.4	per mil
SOP	DELTA 13C C2	-30.5	per mil
SOP	DELTA 13C C3	-27.1	per mil
SOP	DELTA 13C CO2	4	per mil
SOP	DELTA 13C iC4	-30	per mil
SOP	Delta 13C iC5	-27.5	per mil
SOP	DELTA 13C nC4	-26.6	per mil
SOP	Delta 13C nC5	-26.3	per mil
SOP	DELTA D C1	-243	per mil
SOP	ETHANE	12.715	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	0.805	MOL %	0.005
SOP	ISOPENTANE	0.468	MOL %	0.005
SOP	METHANE	74.758	MOL %	0.005
SOP	NITROGEN (N2)	0.6	MOL %	0.005
SOP	OXYGEN + ARGON	0.079	MOL %	0.005
SOP	PENTANE	0.525	MOL %	0.005
SOP	PROPANE	5.372	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.758	No Unit

Sample ID: 650032 Sample Date: 06/12/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 650032 Dolan Integration Group ID: DIG-032232
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1100	BTU/cuft
SOP	BUTANE	0.709	MOL %	0.005
SOP	C6+ (hexanes +)	0.033	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-48	per mil
SOP	DELTA 13C C2	-30.6	per mil
SOP	DELTA 13C C3	-27.1	per mil
SOP	DELTA 13C iC4	-29.3	per mil
SOP	DELTA 13C nC4	-26	per mil
SOP	DELTA D C1	-250	per mil
SOP	ETHANE	7.496	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	9.714	MOL %	0.005
SOP	ISOBUTANE	0.579	MOL %	0.005
SOP	ISOPENTANE	0.141	MOL %	0.005
SOP	METHANE	71.396	MOL %	0.005
SOP	NITROGEN (N2)	5.846	MOL %	0.005
SOP	OXYGEN + ARGON	0.572	MOL %	0.005
SOP	PENTANE	0.097	MOL %	0.005
SOP	PROPANE	3.418	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.688	No Unit

Sample ID: 650034 Sample Date: 06/12/2023 Matrix: GAS Collection Point: PRD Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 650034 Dolan Integration Group ID: DIG-032233
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1276	BTU/cuft
SOP	BUTANE	2.056	MOL %	0.005
SOP	C6+ (hexanes +)	0.244	MOL %	0.005
SOP	CARBON DIOXIDE	2.676	MOL %	0.005
SOP	DELTA 13C C1	-46.8	per mil
SOP	DELTA 13C C2	-30.5	per mil
SOP	DELTA 13C C3	-27	per mil
SOP	DELTA 13C CO2	5.8	per mil
SOP	DELTA 13C iC4	-30	per mil
SOP	Delta 13C iC5	-27.3	per mil
SOP	DELTA 13C nC4	-26.3	per mil
SOP	Delta 13C nC5	-27	per mil
SOP	DELTA D C1	-242	per mil
SOP	ETHANE	13.309	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	0.897	MOL %	0.005
SOP	ISOPENTANE	0.491	MOL %	0.005
SOP	METHANE	73.021	MOL %	0.005
SOP	NITROGEN (N2)	0.557	MOL %	0.005
SOP	OXYGEN + ARGON	0.09	MOL %	0.005
SOP	PENTANE	0.531	MOL %	0.005
SOP	PROPANE	6.129	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.775	No Unit

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