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COGIS - SPILL OR RELEASE INFORMATION

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Lorenz GU 1, L 30-12 Facility - #492138 InformationStatus: CL - 10/23/2025
Spill Type: ReleaseFacility Name/No.:Lorenz GU 1, L 30-12 Facility /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:10/22/2025Date Closed:10/23/2025
Operator:KERR MCGEE OIL & GAS ONSHORE LP Operator Number:47120
County:WELD  - #123Location:SWSW 30 3N66W
Doc Number:404400940Lat/Long:40.191742 / -104.824716  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:
40975
 
Spill Description:
A historical release was identified following the removal of more than 10 cubic yards of potentially impacted soil at the Lorenz GU 1, L 30-12 facility location during facility decommissioning activities. Assessment activities are ongoing. The impacted soil will be removed and disposed of and confirmation soil samples will be collected in compliance with ECMC Table 915-1. Additionally, a waste characterization sample of the impacted material was collected and submitted for analysis of full ECMC Table 915-1 constituents. The assessment details will be summarized in a supplemental Form 27 report (Remediation No. 40975; Form 27 Initial Document No. 404214428). The topographic Site Location Map showing the geographic setting of the release is provided as Figure 1.
 
Resolution:
Resolving Document:  404400940Closure Requested:  10/23/2025
Resolution:  Work Procedeing under Form 27
 
Resolution Project:
Date Approved:  5/27/2025Facility Name:  Lorenz GU 1,L 30-12 Tank Battery
Date Recv'd:  5/27/2025Facility ID:  490243
Rem DocNum:  404214428Remediation Project #:  40975
Document Type:  FORM 27 qtrqtr: SWSW   section: 30  township: 3N   range: 66W   meridian: 6
 
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:Lorenz GU 1, L 30-12 Facility -
County Name:WELD
qtrqtr: SWSWsection: 30township: 3Nrange: 66Wmeridian: 6