Environmental Sample

COGIS - Environmental Sample Site Information

#419045 Information

Sample Site ID	419045
FacilityType	OG	Proj Number
County	WELD - 123	Location	SWSW 18 1N66W
Elevation	4919	Lat/Long	40.046178/-104.826568
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-32121	Well Name:	RIVERBEND 12-18
Well Status:	PR	Operator Name:	KERR MCGEE OIL & GAS ONSHORE LP
Location:	SWSW 18 1N 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)

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Sample ID: 675144 Sample Date: 12/22/2025 Matrix: GAS Collection Point: BDH Type: BDH Lab: ISOTECH

Sample Results for Sample # 675144 ISOTECH ID: 997978
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	0.0075	MOL %	0.005
SOP	BRITISH THERMAL UNITS	1228	BTU
SOP	BUTANE	1.48	MOL %	0.0001
SOP	C6+ (hexanes +)	0.268	MOL %	0.0001
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-51.8	‰
SOP	DELTA 13C C2	-35.6	‰
SOP	DELTA 13C C3	-31.3	‰
SOP	DELTA 13C iC4	-32.8	‰
SOP	Delta 13C iC5	-29.3	‰
SOP	DELTA 13C nC4	-30.4	‰
SOP	Delta 13C nC5	-29.9	‰
SOP	DELTA D C1	-258	‰
SOP	ETHANE	8.66	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0308	MOL %	0.0025
SOP	HYDROGEN	ND	MOL %	0.0025	ND
SOP	ISOBUTANE	0.775	MOL %	0.0001
SOP	ISOPENTANE	0.376	MOL %	0.0001
SOP	METHANE	81.33	MOL %	0.0002
SOP	NITROGEN (N2)	1.38	MOL %	0.01
SOP	OXYGEN (O2)	0.081	MOL %	0.01
SOP	PENTANE	0.299	MOL %	0.0001
SOP	PROPANE	5.32	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.706	RATIO_AIR

Sample ID: 675145 Sample Date: 12/22/2025 Matrix: GAS Collection Point: PRDC Type: PCS Lab: ISOTECH

Sample Results for Sample # 675145 ISOTECH ID: 997977
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	ND	MOL %	0.005	ND
SOP	BRITISH THERMAL UNITS	1272	BTU
SOP	BUTANE	2.17	MOL %	0.0001
SOP	C6+ (hexanes +)	0.0255	MOL %	0.0001
SOP	CARBON DIOXIDE	1.88	MOL %	0.005
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-48.8	‰
SOP	DELTA 13C C2	-33.5	‰
SOP	DELTA 13C C3	-30.3	‰
SOP	DELTA 13C CO2	2.1	‰
SOP	DELTA 13C iC4	-32.3	‰
SOP	Delta 13C iC5	-28.8	‰
SOP	DELTA 13C nC4	-29.1	‰
SOP	DELTA D C1	-259	‰
SOP	ETHANE	13.28	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0111	MOL %	0.0025
SOP	HYDROGEN	0.0281	MOL %	0.0025
SOP	ISOBUTANE	0.79	MOL %	0.0001
SOP	ISOPENTANE	0.512	MOL %	0.0001
SOP	METHANE	74.38	MOL %	0.0002
SOP	NITROGEN (N2)	0.57	MOL %	0.01
SOP	OXYGEN (O2)	0.028	MOL %	0.01
SOP	PENTANE	0.044	MOL %	0.0001
SOP	PROPANE	6.28	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.754	RATIO_AIR

Sample ID: 664668 Sample Date: 10/21/2024 Matrix: GAS Collection Point: BDH Type: BDH Lab: ISOTECH

Sample Results for Sample # 664668 ISOTECH ID: 946049
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	0.0553	MOL %	0.005
SOP	BRITISH THERMAL UNITS	1155	BTU
SOP	BUTANE	1.18	MOL %	0.0001
SOP	C6+ (hexanes +)	0.237	MOL %	0.0001
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-51.24	‰
SOP	DELTA 13C C2	-35.61	‰
SOP	DELTA 13C C3	-31.2	‰
SOP	DELTA 13C iC4	-32.87	‰
SOP	Delta 13C iC5	-29.14	‰
SOP	DELTA 13C nC4	-30.6	‰
SOP	Delta 13C nC5	-29.55	‰
SOP	DELTA D C1	-253.8	‰
SOP	ETHANE	8.79	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0182	MOL %	0.0025
SOP	HYDROGEN	ND	MOL %	0.0025	ND
SOP	ISOBUTANE	0.632	MOL %	0.0001
SOP	ISOPENTANE	0.31	MOL %	0.0001
SOP	METHANE	76.94	MOL %	0.0002
SOP	NITROGEN (N2)	5.38	MOL %	0.01
SOP	OXYGEN (O2)	1.28	MOL %	0.01
SOP	PENTANE	0.255	MOL %	0.0001
SOP	PROPANE	4.92	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.717	RATIO_AIR

Sample ID: 664669 Sample Date: 10/21/2024 Matrix: GAS Collection Point: PRDC Type: PCS Lab: ISOTECH

Sample Results for Sample # 664669 ISOTECH ID: 946048
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	ND	MOL %	0.005	ND
SOP	BRITISH THERMAL UNITS	1272	BTU
SOP	BUTANE	2.04	MOL %	0.0001
SOP	C6+ (hexanes +)	0.0004	MOL %	0.0001
SOP	CARBON DIOXIDE	1.83	MOL %	0.005
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-48.57	‰
SOP	DELTA 13C C2	-33.42	‰
SOP	DELTA 13C C3	-29.76	‰
SOP	DELTA 13C CO2	2.37	‰
SOP	DELTA 13C iC4	-31.85	‰
SOP	Delta 13C iC5	-28.12	‰
SOP	DELTA 13C nC4	-28.45	‰
SOP	Delta 13C nC5	-21.62	‰
SOP	DELTA D C1	-254.4	‰
SOP	ETHANE	13.21	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0097	MOL %	0.0025
SOP	HYDROGEN	0.0269	MOL %	0.0025
SOP	ISOBUTANE	0.842	MOL %	0.0001
SOP	ISOPENTANE	0.544	MOL %	0.0001
SOP	METHANE	74.42	MOL %	0.0002
SOP	NITROGEN (N2)	0.61	MOL %	0.01
SOP	OXYGEN (O2)	0.03	MOL %	0.01
SOP	PENTANE	0.0653	MOL %	0.0001
SOP	PROPANE	6.38	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.754	RATIO_AIR

Sample ID: 664667 Sample Date: 10/21/2024 Matrix: WATER Collection Point: TB Type: TB Lab: Accutest

Sample Results for Sample # 664667 Accutest ID: DA68220-1
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SW8015	TVPH - Gasoline Range Organics	ND	mg/L	0.05	U
SW8260	BENZENE	ND	ug/L	1	U
SW8260	ETHYLBENZENE	ND	ug/L	1	U
SW8260	M-+P-XYLENE	ND	ug/L	1	U
SW8260	o-XYLENE	ND	ug/L	1	U
SW8260	TOLUENE	ND	ug/L	1	U
SW8260	TOTAL XYLENES	ND	ug/L	1	U

Sample ID: 664666 Sample Date: 10/21/2024 Matrix: WATER Collection Point: BDH Type: BDH Lab: Accutest

Sample Results for Sample # 664666 Accutest ID: DA68219-1
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
E200.8	BARIUM	0.0505	mg/L	0.002
E200.8	BORON	1.02	mg/L	0.04
E200.8	CALCIUM	1.55	mg/L	0.4
E200.8	IRON	0.18	mg/L	0.02
E200.8	MAGNESIUM	0.136	mg/L	0.1
E200.8	MANGANESE	0.008	mg/L	0.001
E200.8	POTASSIUM	7.18	mg/L	0.2
E200.8	SELENIUM	0.0013	mg/L	0.0004
E200.8	SODIUM	822	mg/L	25
E200.8	STRONTIUM	0.133	mg/L	0.02
E300.0	BROMIDE	3.5	mg/L	0.25
E300.0	CHLORIDE	487	mg/L	25
E300.0	FLUORIDE	ND	mg/L	0.5	U
E300.0	NITRATE	ND	mg/L	0.05	U
E300.0	NITRATE/NITRITE AS N	2.8	mg/L	0.25
E300.0	NITRITE	2.8	mg/L	0.2
E300.0	SULFATE	206	mg/L	25
FIELD	pH, FIELD	10	SU
FIELD	SPECIFIC CONDUCTIVITY, FIELD	3000	umhos/cm	0.5
FIELD	TEMPERATURE, FIELD	15.8	degrees C
RSK175	ETHANE	2.13	mg/L	0.016
RSK175	METHANE	4.66	mg/L	0.008
RSK175	PROPANE	1.24	mg/L	0.0022
SM1030	CATION - ANION BALANCE	2.3	%
SM2320B	BICARBONATE ALKALINITY as CACO3	252	mg/L	5
SM2320B	CARBONATE ALKALINITY AS CACO3	722	mg/L	5
SM2320B	TOTAL ALKALINITY AS CACO3	974	mg/L	5
SM2510B	SPECIFIC CONDUCTIVITY	3540	umhos/cm	1
SM2540C	TOTAL DISSOLVED SOLIDS	1940	mg/L	10
SM4500-H+ B	pH, FIELD	10.16	SU
SW8015	TEPH DIESEL RANGE ORGANICS	14.8	mg/L	0.17
SW8015	TVPH - Gasoline Range Organics	3.48	mg/L	0.5
SW8260	BENZENE	159	ug/L	10
SW8260	ETHYLBENZENE	17.6	ug/L	10
SW8260	M-+P-XYLENE	42.5	ug/L	10
SW8260	o-XYLENE	43.1	ug/L	10
SW8260	TOLUENE	125	ug/L	10
SW8260	TOTAL XYLENES	85.5	ug/L	10

Sample ID: 619582 Sample Date: 09/16/2020 Matrix: GAS Collection Point: BDH Type: BDH Lab: ISOTECH

Sample Results for Sample # 619582 ISOTECH ID: 771787
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	0.009	MOL %	0.005
SOP	BRITISH THERMAL UNITS	1206	BTU
SOP	BUTANE	1.44	MOL %	0.0001
SOP	C6+ (hexanes +)	0.314	MOL %	0.0001
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-54.1	‰
SOP	DELTA 13C C2	-36.7	‰
SOP	DELTA 13C C3	-32.3	‰
SOP	DELTA 13C iC4	-32.7	‰
SOP	Delta 13C iC5	-29.2	‰
SOP	DELTA 13C nC4	-31.2	‰
SOP	Delta 13C nC5	-29.7	‰
SOP	DELTA D C1	-254	‰
SOP	ETHANE	6.7	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0394	MOL %	0.005
SOP	HYDROGEN	0.247	MOL %	0.01
SOP	HYDROGEN SULFIDE	ND	MOL %	0	ND
SOP	ISOBUTANE	0.77	MOL %	0.0001
SOP	ISOPENTANE	0.379	MOL %	0.0001
SOP	METHANE	82.82	MOL %	0.0002
SOP	NITROGEN (N2)	1.8	MOL %	0.01
SOP	OXYGEN (O2)	0.06	MOL %	0.01
SOP	PENTANE	0.331	MOL %	0.0001
SOP	PROPANE	5.09	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.696	RATIO_AIR

Sample ID: 619583 Sample Date: 09/16/2020 Matrix: GAS Collection Point: PRDC Type: PCS Lab: ISOTECH

Sample Results for Sample # 619583 ISOTECH ID: 771786
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	ND	MOL %	0.005	ND
SOP	BRITISH THERMAL UNITS	1275	BTU
SOP	BUTANE	2.11	MOL %	0.0001
SOP	C6+ (hexanes +)	0.0113	MOL %	0.0001
SOP	CARBON DIOXIDE	1.83	MOL %	0.005
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-50.3	‰
SOP	DELTA 13C C2	-33.9	‰
SOP	DELTA 13C C3	-30.4	‰
SOP	DELTA 13C CO2	1.3	‰
SOP	DELTA 13C iC4	-31.8	‰
SOP	Delta 13C iC5	-28.4	‰
SOP	DELTA 13C nC4	-28.7	‰
SOP	Delta 13C nC5	-27.4	‰
SOP	DELTA D C1	-259	‰
SOP	ETHANE	12.54	MOL %	0.0001
SOP	ETHENE	0.0001	MOL %	0.0001
SOP	Helium	0.0127	MOL %	0.005
SOP	HYDROGEN	0.102	MOL %	0.01
SOP	HYDROGEN SULFIDE	ND	MOL %	0	ND
SOP	ISOBUTANE	0.853	MOL %	0.0001
SOP	ISOPENTANE	0.439	MOL %	0.0001
SOP	METHANE	74.72	MOL %	0.0002
SOP	NITROGEN (N2)	0.59	MOL %	0.01
SOP	OXYGEN (O2)	0.022	MOL %	0.01
SOP	PENTANE	0.351	MOL %	0.0001
SOP	PROPANE	6.42	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.755	RATIO_AIR

Sample ID: 648408 Sample Date: 02/02/2023 Matrix: GAS Collection Point: BDH Type: BDH Lab: ISOTECH

Sample Results for Sample # 648408 ISOTECH ID: 857869
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	0.0084	MOL %	0.005
SOP	BRITISH THERMAL UNITS	1206	BTU
SOP	BUTANE	1.42	MOL %	0.0001
SOP	C6+ (hexanes +)	0.265	MOL %	0.0001
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-52.7	‰
SOP	DELTA 13C C2	-36.5	‰
SOP	DELTA 13C C3	-31.8	‰
SOP	DELTA 13C iC4	-33	‰
SOP	Delta 13C iC5	-29.2	‰
SOP	DELTA 13C nC4	-30.7	‰
SOP	Delta 13C nC5	-29	‰
SOP	DELTA D C1	-253	‰
SOP	ETHANE	6.57	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0337	MOL %	0.005
SOP	HYDROGEN	ND	MOL %	0.01	ND
SOP	HYDROGEN SULFIDE	ND	MOL %	0	ND
SOP	ISOBUTANE	0.786	MOL %	0.0001
SOP	ISOPENTANE	0.383	MOL %	0.0001
SOP	METHANE	83.31	MOL %	0.0002
SOP	NITROGEN (N2)	1.68	MOL %	0.01
SOP	OXYGEN (O2)	0.075	MOL %	0.01
SOP	PENTANE	0.329	MOL %	0.0001
SOP	PROPANE	5.14	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.695	RATIO_AIR

Sample ID: 648409 Sample Date: 02/02/2023 Matrix: GAS Collection Point: PRDC Type: PCS Lab: ISOTECH

Sample Results for Sample # 648409 ISOTECH ID: 857868
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	ARGON	ND	MOL %	0.005	ND
SOP	BRITISH THERMAL UNITS	1209	BTU
SOP	BUTANE	1.32	MOL %	0.0001
SOP	C6+ (hexanes +)	0.0043	MOL %	0.0001
SOP	CARBON DIOXIDE	2.01	MOL %	0.005
SOP	CARBON MONOXIDE	ND	MOL %	0.01	ND
SOP	DELTA 13C C1	-48.9	‰
SOP	DELTA 13C C2	-33.5	‰
SOP	DELTA 13C C3	-29.8	‰
SOP	DELTA 13C CO2	2.3	‰
SOP	DELTA 13C iC4	-31.8	‰
SOP	Delta 13C iC5	-28.4	‰
SOP	DELTA 13C nC4	-28.5	‰
SOP	Delta 13C nC5	-27.4	‰
SOP	DELTA D C1	-255	‰
SOP	ETHANE	12.05	MOL %	0.0001
SOP	ETHENE	ND	MOL %	0.0001	ND
SOP	Helium	0.0155	MOL %	0.005
SOP	HYDROGEN	0.133	MOL %	0.01
SOP	HYDROGEN SULFIDE	ND	MOL %	0	ND
SOP	ISOBUTANE	0.568	MOL %	0.0001
SOP	ISOPENTANE	0.203	MOL %	0.0001
SOP	METHANE	77.75	MOL %	0.0002
SOP	NITROGEN (N2)	0.7	MOL %	0.01
SOP	OXYGEN (O2)	0.011	MOL %	0.01
SOP	PENTANE	0.159	MOL %	0.0001
SOP	PROPANE	5.08	MOL %	0.0001
SOP	PROPENE	ND	MOL %	0.0001	ND
SOP	SPECIFIC GRAVITY	0.718	RATIO_AIR

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