Environmental Sample

COGIS - Environmental Sample Site Information

#466787 Information

Sample Site ID	466787
FacilityType	OG	Proj Number
County	WELD - 123	Location	NESW 30 7N66W
Elevation	4946	Lat/Long	40.543914/-104.824916
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-50405	Well Name:	COT West T-30-25HC
Well Status:	PR	Operator Name:	PRAIRIE OPERATING CO LLC
Location:	NESW 30 7N 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

674874

674875

674876

Sample ID: 674874 Sample Date: 02/11/2026 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 674874 Dolan Integration Group ID: DIG-042821
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1250	BTU/cuft
SOP	BUTANE	1.697	MOL %	0.005
SOP	C6+ (hexanes +)	0.018	MOL %	0.005
SOP	CARBON DIOXIDE	2.174	MOL %	0.005
SOP	DELTA 13C C1	-46.4	per mil
SOP	DELTA 13C C2	-34.9	per mil
SOP	DELTA 13C C3	-31	per mil
SOP	DELTA 13C CO2	0.9	per mil
SOP	DELTA 13C iC4	-32	per mil
SOP	Delta 13C iC5	-28.4	per mil
SOP	DELTA 13C nC4	-29.2	per mil
SOP	Delta 13C nC5	-28.6	per mil
SOP	DELTA D C1	-285	per mil
SOP	ETHANE	14.502	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	0.637	MOL %	0.005
SOP	ISOPENTANE	0.201	MOL %	0.005
SOP	METHANE	71.08	MOL %	0.005
SOP	NITROGEN (N2)	1.927	MOL %	0.005
SOP	OXYGEN + ARGON	0.318	MOL %	0.005
SOP	PENTANE	0.199	MOL %	0.005
SOP	PROPANE	7.245	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.767	No Unit

Sample ID: 674875 Sample Date: 02/11/2026 Matrix: GAS Collection Point: PRDC Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 674875 Dolan Integration Group ID: DIG-042822
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1267	BTU/cuft
SOP	BUTANE	1.741	MOL %	0.005
SOP	C6+ (hexanes +)	0.021	MOL %	0.005
SOP	CARBON DIOXIDE	2.199	MOL %	0.005
SOP	DELTA 13C C1	-51.2	per mil
SOP	DELTA 13C C2	-36.3	per mil
SOP	DELTA 13C C3	-31.8	per mil
SOP	DELTA 13C CO2	0.2	per mil
SOP	DELTA 13C iC4	-32.8	per mil
SOP	Delta 13C iC5	-28.9	per mil
SOP	DELTA 13C nC4	-29.6	per mil
SOP	Delta 13C nC5	-29.5	per mil
SOP	DELTA D C1	-287	per mil
SOP	ETHANE	14.659	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	0.648	MOL %	0.005
SOP	ISOPENTANE	0.211	MOL %	0.005
SOP	METHANE	71.935	MOL %	0.005
SOP	NITROGEN (N2)	0.971	MOL %	0.005
SOP	OXYGEN + ARGON	0.061	MOL %	0.005
SOP	PENTANE	0.213	MOL %	0.005
SOP	PROPANE	7.342	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.765	No Unit

Sample ID: 674876 Sample Date: 02/11/2026 Matrix: LIQUID Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 674876 Dolan Integration Group ID: DIG-042824
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
CALC	BTX aromatics %	0.083	%
CALC	carbon preference index (Hunt)	1.014	Ratio
CALC	carbon preference index (Marzi)	1.019	Ratio
CALC	cycloparaffins %	0.221	%
CALC	isoparaffins % (branched)	0.102	%
CALC	isoprenoids %	17.764	%
CALC	n paraffin %	51.742	%
CALC	nC17/(nC18+nC29) ratio	0.989	Ratio
CALC	nC18/(nC18+nC19) ratio	0.568	Ratio
CALC	phytane/nC18 ratio	0.819	Ratio
CALC	pristane/nC17 ratio	0.507	Ratio
CALC	pristane/phytane ratio	0.705	Ratio
CALC	resolved unknowns %	28.211	%
G02G	1,1,3-Trimethylcyclopentane	ND	AREA COUNT	1	ND
G02G	1,1,3-Trimethylcyclopentane	ND	ppm	10	ND
G02G	1,1-dimethylcyclopentane	ND	AREA COUNT	1	ND
G02G	1,1-dimethylcyclopentane	ND	ppm	10	ND
G02G	1,2,3-trimethylcyclopentane	ND	AREA COUNT	1	ND
G02G	1,2,3-trimethylcyclopentane	ND	ppm	10	ND
G02G	1,2,4-trimethylcyclopentane	1.147	AREA COUNT	1
G02G	1,2,4-trimethylcyclopentane	77	ppm	10
G02G	2,2,3-trimethylbutane	ND	AREA COUNT	1	ND
G02G	2,2,3-trimethylbutane	ND	ppm	10	ND
G02G	2,2-DIMETHYLBUTANE	ND	AREA COUNT	1	ND
G02G	2,2-DIMETHYLBUTANE	ND	ppm	10	ND
G02G	2,2-dimethylpentane	ND	AREA COUNT	1	ND
G02G	2,2-dimethylpentane	ND	ppm	10	ND
G02G	2,3-DIMETHYLBUTANE	ND	AREA COUNT	1	ND
G02G	2,3-DIMETHYLBUTANE	ND	ppm	10	ND
G02G	2,3-dimethylpentane	ND	AREA COUNT	1	ND
G02G	2,3-dimethylpentane	ND	ppm	10	ND
G02G	2,4-dimethylpentane	ND	AREA COUNT	1	ND
G02G	2,4-dimethylpentane	ND	ppm	10	ND
G02G	2-methylhexane	ND	AREA COUNT	1	ND
G02G	2-methylhexane	ND	ppm	10	ND
G02G	2-METHYLPENTANE	0.272	AREA COUNT	1
G02G	2-METHYLPENTANE	18	ppm	10
G02G	3,3-dimethylpentane	ND	AREA COUNT	1	ND
G02G	3,3-dimethylpentane	ND	ppm	10	ND
G02G	3-ethylpentane	ND	AREA COUNT	1	ND
G02G	3-ethylpentane	ND	ppm	10	ND
G02G	3-methylhexane	0.289	AREA COUNT	1
G02G	3-methylhexane	19	ppm	10
G02G	3-METHYLPENTANE	0.205	AREA COUNT	1
G02G	3-METHYLPENTANE	13	ppm	10
G02G	BENZENE	ND	AREA COUNT	1	ND
G02G	BENZENE	ND	ppm	10	ND
G02G	BUTANE	0.815	AREA COUNT	1
G02G	BUTANE	52	ppm	10
G02G	cis-1,3-dimethylcyclopentane	ND	AREA COUNT	1	ND
G02G	cis-1,3-dimethylcyclopentane	ND	ppm	10	ND
G02G	CYCLOHEXANE	0.383	AREA COUNT	1
G02G	CYCLOHEXANE	26	ppm	10
G02G	CYCLOPENTANE	ND	AREA COUNT	1	ND
G02G	CYCLOPENTANE	ND	ppm	10	ND
G02G	Decane	8.663	AREA COUNT	1
G02G	Decane	570	ppm	10
G02G	ETHYLBENZENE	0.631	AREA COUNT	1
G02G	ETHYLBENZENE	41	ppm	10
G02G	ethylcyclopentane	ND	AREA COUNT	1	ND
G02G	ethylcyclopentane	ND	ppm	10	ND
G02G	Heptane	0.789	AREA COUNT	1
G02G	Heptane	52	ppm	10
G02G	HEXANES	0.528	AREA COUNT	1
G02G	HEXANES	34	ppm	10
G02G	highly branched C25 isoprenoid	ND	AREA COUNT	1	ND
G02G	highly branched C25 isoprenoid	ND	ppm	10	ND
G02G	ISOBUTANE	0.212	AREA COUNT	1
G02G	ISOBUTANE	13	ppm	10
G02G	ISOPENTANE	0.435	AREA COUNT	1
G02G	ISOPENTANE	27	ppm	10
G02G	isoprenoid C10	2.801	AREA COUNT	1
G02G	isoprenoid C10	184	ppm	10
G02G	isoprenoid C11	4.273	AREA COUNT	1
G02G	isoprenoid C11	281	ppm	10
G02G	isoprenoid C13	15.759	AREA COUNT	1
G02G	isoprenoid C13	1040	ppm	10
G02G	isoprenoid C14	34.351	AREA COUNT	1
G02G	isoprenoid C14	2268	ppm	10
G02G	isoprenoid C15	79.545	AREA COUNT	1
G02G	isoprenoid C15	5258	ppm	10
G02G	isoprenoid C16	102.183	AREA COUNT	1
G02G	isoprenoid C16	6754	ppm	10
G02G	isoprenoid C18	107.523	AREA COUNT	1
G02G	isoprenoid C18	7114	ppm	10
G02G	isoprenoid C9	1.596	AREA COUNT	1
G02G	isoprenoid C9	105	ppm	10
G02G	m-XYLENE	0.611	AREA COUNT	1
G02G	m-XYLENE	39	ppm	10
G02G	METHYL CYCLOHEXANE	3.451	AREA COUNT	1
G02G	METHYL CYCLOHEXANE	230	ppm	10
G02G	METHYLCYCLOPENTANE	0.402	AREA COUNT	1
G02G	METHYLCYCLOPENTANE	27	ppm	10
G02G	n-C11	19.234	AREA COUNT	1
G02G	n-C11	1266	ppm	10
G02G	n-C12	36.831	AREA COUNT	1
G02G	n-C12	2427	ppm	10
G02G	n-C13	92.182	AREA COUNT	1
G02G	n-C13	6081	ppm	10
G02G	n-C14	159.995	AREA COUNT	1
G02G	n-C14	10565	ppm	10
G02G	n-C15	234.392	AREA COUNT	1
G02G	n-C15	15493	ppm	10
G02G	n-C16	235.984	AREA COUNT	1
G02G	n-C16	15598	ppm	10
G02G	n-C17	224.247	AREA COUNT	1
G02G	n-C17	14837	ppm	10
G02G	n-C18	196.656	AREA COUNT	1
G02G	n-C18	13012	ppm	10
G02G	n-C19	149.652	AREA COUNT	1
G02G	n-C19	9902	ppm	10
G02G	n-C20	146.254	AREA COUNT	1
G02G	n-C20	9685	ppm	10
G02G	n-C21	93.893	AREA COUNT	1
G02G	n-C21	6220	ppm	10
G02G	n-C22	68.758	AREA COUNT	1
G02G	n-C22	4556	ppm	10
G02G	n-C23	47.015	AREA COUNT	1
G02G	n-C23	3116	ppm	10
G02G	n-C24	34.287	AREA COUNT	1
G02G	n-C24	2273	ppm	10
G02G	n-C25	21.743	AREA COUNT	1
G02G	n-C25	1442	ppm	10
G02G	n-C26	14.527	AREA COUNT	1
G02G	n-C26	964	ppm	10
G02G	n-C27	8.345	AREA COUNT	1
G02G	n-C27	554	ppm	10
G02G	n-C28	5.565	AREA COUNT	1
G02G	n-C28	369	ppm	10
G02G	n-C29	2.46	AREA COUNT	1
G02G	n-C29	163	ppm	10
G02G	n-C30	1.962	AREA COUNT	1
G02G	n-C30	130	ppm	10
G02G	n-C31	1.575	AREA COUNT	1
G02G	n-C31	105	ppm	10
G02G	n-c32	0.495	AREA COUNT	1
G02G	n-c32	33	ppm	10
G02G	n-C33	ND	AREA COUNT	1	ND
G02G	n-C33	ND	ppm	10	ND
G02G	n-C34	ND	AREA COUNT	1	ND
G02G	n-C34	ND	ppm	10	ND
G02G	n-C35	ND	AREA COUNT	1	ND
G02G	n-C35	ND	ppm	10	ND
G02G	n-C36	ND	AREA COUNT	1	ND
G02G	n-C36	ND	ppm	10	ND
G02G	n-C37	ND	AREA COUNT	1	ND
G02G	n-C37	ND	ppm	10	ND
G02G	n-C38	ND	AREA COUNT	1	ND
G02G	n-C38	ND	ppm	10	ND
G02G	n-C39	ND	AREA COUNT	1	ND
G02G	n-C39	ND	ppm	10	ND
G02G	n-C40	ND	AREA COUNT	1	ND
G02G	n-C40	ND	ppm	10	ND
G02G	n-C41	ND	AREA COUNT	1	ND
G02G	n-C41	ND	ppm	10	ND
G02G	n-octane	1.878	AREA COUNT	1
G02G	n-octane	123	ppm	10
G02G	Normal Alkane C9	4.396	AREA COUNT	1
G02G	Normal Alkane C9	289	ppm	10
G02G	o-XYLENE	1.236	AREA COUNT	1
G02G	o-XYLENE	81	ppm	10
G02G	p-XYLENE	ND	AREA COUNT	1	ND
G02G	p-XYLENE	ND	ppm	10	ND
G02G	PENTANE	0.701	AREA COUNT	1
G02G	PENTANE	45	ppm	10
G02G	PHENANTHRENE	ND	AREA COUNT	1	ND
G02G	PHENANTHRENE	ND	ppm	10	ND
G02G	phytane	161.082	AREA COUNT	1
G02G	phytane	10669	ppm	10
G02G	pristane	113.597	AREA COUNT	1
G02G	pristane	7516	ppm	10
G02G	Propyl-benzene	ND	AREA COUNT	1	ND
G02G	Propyl-benzene	ND	ppm	10	ND
G02G	TOLUENE	0.449	AREA COUNT	1
G02G	TOLUENE	28	ppm	10
G02G	trans-1,2-dimethylcyclopentane	0.082	AREA COUNT	1
G02G	trans-1,2-dimethylcyclopentane	5	ppm	10
G02G	trans-1,3-dimethylcyclopentane	ND	AREA COUNT	1	ND
G02G	trans-1,3-dimethylcyclopentane	ND	ppm	10	ND

COGIS DB

Sample Site Search

COGIS - Environmental Sample Site Information

Sample ID: 674874 Sample Date: 02/11/2026 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 674875 Sample Date: 02/11/2026 Matrix: GAS Collection Point: PRDC Type: PRDG Lab: Dolan Integration Group

Sample ID: 674876 Sample Date: 02/11/2026 Matrix: LIQUID Collection Point: BDH Type: BDH Lab: Dolan Integration Group