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COGIS - SPILL OR RELEASE INFORMATION

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Mills 15-26,Skelly 9 Facility - #491232 InformationStatus: CL - 8/1/2025
Spill Type: ReleaseFacility Name/No.:Mills 15-26,Skelly 9 Facility /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:7/31/2025Date Closed:8/1/2025
Operator:KERR MCGEE OIL & GAS ONSHORE LP Operator Number:47120
County:WELD  - #123Location:SESE 26 3N66W
Doc Number:404302677Lat/Long:40.191928 / -104.736795  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 tank battery removal activities at the Mills 15-26,Skelly 9 production facility, historically impacted soil was discovered at the produced water vessel (PWV) and aboveground storage tank (AST) 01. The volume of the release is unknown. Assessment activities are ongoing. The historically impacted soil will be removed and disposed of and confirmation soil samples will be collected in compliance with ECMC Table 915-1. The topographic Site Location Map showing the geographic setting of the release is provided as Figure 1.
 
Resolution:
Resolving Document:  404302677Closure Requested:  08/01/2025
Resolution:  Work Procedeing under Form 27
 
Operator Information:
Operator:KERR MCGEE OIL & GAS ONSHORE LP
Oper. No.47120
Address:P O BOX 173779  DENVER  CO 80217-3779
Type of Facility:SPILL OR RELEASE
Fac. Name:Mills 15-26,Skelly 9 Facility -
County Name:WELD
qtrqtr: SESEsection: 26township: 3Nrange: 66Wmeridian: 6