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COGIS - SPILL OR RELEASE INFORMATION

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Nesmith 15-17 Wellhead - #491994 InformationStatus: CL - 10/24/2025
Spill Type: ReleaseFacility Name/No.:Nesmith 15-17 Wellhead /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:10/21/2025Date Closed:10/24/2025
Operator:KERR MCGEE OIL & GAS ONSHORE LP Operator Number:47120
County:WELD  - #123Location:SWSE 17 2N66W
Doc Number:404399886Lat/Long:40.132400 / -104.798970  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 wellhead plugging and abandonment and flowline removal activities at the Nesmith 15-17 wellhead, historically impacted soil was discovered at the wellhead. 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:  404399886Closure Requested:  10/24/2025
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:Nesmith 15-17 Wellhead -
County Name:WELD
qtrqtr: SWSEsection: 17township: 2Nrange: 66Wmeridian: 6