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COGIS - SPILL OR RELEASE INFORMATION

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Antelope 43-17 - #492924 InformationStatus: CL - 11/20/2025
Spill Type: ReleaseFacility Name/No.:Antelope 43-17 /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:11/19/2025Date Closed:11/20/2025
Operator:BONANZA CREEK ENERGY OPERATING COMPANY LLC Operator Number:8960
County:WELD  - #123Location:NESE 17 5N62W
Doc Number:404444975Lat/Long:40.398628 / -104.340618  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:
N/A
 
Spill Description:
While conducting facility decommissioning activities at Bonanza Creek's Antelope 43-17, historical impacts were discovered.
 
Resolution:
Resolving Document:  404444975Closure Requested:  11/20/2025
Resolution:  Work Procedeing under Form 27
 
Operator Information:
Operator:BONANZA CREEK ENERGY OPERATING COMPANY LLC
Oper. No.8960
Address:555 17TH STREET SUITE 3700  DENVER  CO 80202
Type of Facility:SPILL OR RELEASE
Fac. Name:Antelope 43-17 -
County Name:WELD
qtrqtr: NESEsection: 17township: 5Nrange: 62Wmeridian: 6