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COGIS - SPILL OR RELEASE INFORMATION

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Doniphan Shields 01 Tank Battery - #493222 InformationStatus: CL - 2/10/2026
Spill Type: ReleaseFacility Name/No.:Doniphan Shields 01 Tank Battery /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:2/9/2026Date Closed:2/10/2026
Operator:CRESTONE PEAK RESOURCES OPERATING LLC Operator Number:10633
County:BOULDER  - #013Location:NENE 11 1N69W
Doc Number:404540639Lat/Long:40.070758 / -105.077892  Source: ACTUAL based On LatLong
Municipality
(if within municipal boundaries):
--
Waters of the State: Impacted Media:
Related Remediation Project Number
if work proceeding under an approved Form 27:
41935
 
Spill Description:
Historical impacts were discovered at the tank battery facility. The release was reported based on field screening. Laboratory data is pending and will be submitted under remediation number 41935. Source removal may be scheduled based on laboratory data.
 
Resolution:
Resolving Document:  404540639Closure Requested:  02/10/2026
Resolution:  Work Procedeing under Form 27
 
Resolution Project:
Date Approved:  7/31/2025Facility Name:  DONIPHAN SHIELDS NENE MULTI-WELL
Date Recv'd:  7/31/2025Facility ID:  336389
Rem DocNum:  404297163Remediation Project #:  41935
Document Type:  FORM 27 qtrqtr: NENE   section: 11  township: 1N   range: 69W   meridian: 6
 
Operator Information:
Operator:CRESTONE PEAK RESOURCES OPERATING LLC
Oper. No.10633
Address:555 17TH STREET SUITE 3700  DENVER  CO 80202
Type of Facility:SPILL OR RELEASE
Fac. Name:Doniphan Shields 01 Tank Battery -
County Name:BOULDER
qtrqtr: NENEsection: 11township: 1Nrange: 69Wmeridian: 6