Environmental Sample

COGIS - Environmental Sample Site Information

#296269 Information

Sample Site ID	296269
FacilityType	OG	Proj Number
County	WELD - 123	Location	SENW 31 5N65W
Elevation	4658	Lat/Long	40.35589/-104.70865
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-26711	Well Name:	STEWARTS Z4 6-2 6
Well Status:	PA	Operator Name:	EXTRACTION OIL & GAS INC
Location:	SENW 31 5N 65W

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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609352

609353

Sample ID: 609352 Sample Date: 08/21/2019 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 609352 Dolan Integration Group ID: DIG-020229
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	813	BTU/cuft
SOP	BUTANE	0.95	MOL %	0.005
SOP	C6+ (hexanes +)	0.19	MOL %	0.005
SOP	CARBON DIOXIDE	0.01	MOL %	0.005
SOP	DELTA 13C C1	-34.5	per mil
SOP	DELTA 13C C2	-25.2	per mil
SOP	DELTA 13C C3	-23.8	per mil
SOP	DELTA 13C iC4	-28.2	per mil
SOP	DELTA 13C nC4	-24.7	per mil
SOP	Delta 13C nC5	-25	per mil
SOP	DELTA D C1	-217	per mil
SOP	ETHANE	8.38	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	0.52	MOL %	0.005
SOP	ISOPENTANE	0.22	MOL %	0.005
SOP	METHANE	50.52	MOL %	0.005
SOP	NITROGEN (N2)	23.19	MOL %	0.005
SOP	OXYGEN + ARGON	12.64	MOL %	0.005
SOP	PENTANE	0.2	MOL %	0.005
SOP	PROPANE	3.19	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.825	No Unit

Sample ID: 609353 Sample Date: 08/21/2019 Matrix: GAS Collection Point: Prd String Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 609353 Dolan Integration Group ID: DIG-020228
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1067	BTU/cuft
SOP	BUTANE	0.9	MOL %	0.005
SOP	C6+ (hexanes +)	0.32	MOL %	0.005
SOP	CARBON DIOXIDE	2.51	MOL %	0.005
SOP	DELTA 13C C1	-35.4	per mil
SOP	DELTA 13C C2	-25.7	per mil
SOP	DELTA 13C C3	-24.4	per mil
SOP	DELTA 13C nC4	-26	per mil
SOP	DELTA D C1	-220	per mil
SOP	ETHANE	11.86	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	0.42	MOL %	0.005
SOP	ISOPENTANE	0.44	MOL %	0.005
SOP	METHANE	66.26	MOL %	0.005
SOP	NITROGEN (N2)	8.49	MOL %	0.005
SOP	OXYGEN + ARGON	4.61	MOL %	0.005
SOP	PENTANE	0.45	MOL %	0.005
SOP	PROPANE	3.75	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.776	No Unit

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COGIS - Environmental Sample Site Information

Sample ID: 609352 Sample Date: 08/21/2019 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 609353 Sample Date: 08/21/2019 Matrix: GAS Collection Point: Prd String Type: PRDG Lab: Dolan Integration Group