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COGIS - SPILL OR RELEASE INFORMATION

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Mullet 6-21A/UP42 O SA - #486008 InformationStatus: CL - 6/10/2025
Spill Type: ReleaseFacility Name/No.:Mullet 6-21A/UP42 O SA /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:2/2/2024Date Closed:6/10/2025
Operator:KERR MCGEE OIL & GAS ONSHORE LP Operator Number:47120
County:WELD  - #123Location:NENW 21 2N66W
Doc Number:403675718Lat/Long:40.128609 / -104.785728  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:
On February 2, 2024, historically impacted soils were discovered following facility reclamation operations at the Mullet 6-21A/UP42 O SA facility location. Excavation and assessment activities are ongoing. A topographic Site Location Map showing the geographic setting of the release is provided as Figure 1.
 
Resolution:
Resolving Document:  404233891Closure Requested:  06/10/2025
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:Mullet 6-21A/UP42 O SA -
County Name:WELD
qtrqtr: NENWsection: 21township: 2Nrange: 66Wmeridian: 6