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COGIS - SPILL OR RELEASE INFORMATION

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Willow Bend LD Pad 18-36HN-2 - #491155 InformationStatus: CL - 10/16/2025
Spill Type: ReleaseFacility Name/No.:Willow Bend LD Pad 18-36HN-2 /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:8/5/2025Date Closed:10/16/2025
Operator:PDC ENERGY INC Operator Number:69175
Municipality/County:THORNTON / ADAMS  - #001Location:NENE 18 1S67W
Doc Number:404306427Lat/Long:39.971270 / -104.924295  Source: ACTUAL based On LatLong
Municipality
(if within municipal boundaries):
Thornton
Waters of the State: Impacted Media:
Related Remediation Project Number
if work proceeding under an approved Form 27:
40355
 
Spill Description:
On July 9, 2025, Willow Bend LD Pad 18-36HN-2 tank battery decommissioning activities were completed. During the completion of the activities, no potential presence of impacted material(s) was observed/smelled. Final laboratory analytical results received on August 5, 2025, indicate that soil sample, SEP08-DL discovered at the separator dumpline, exceeded ECMC Table 915 standards for 1-Methyl-Naphthalene at 0.0184 mg/kg. Groundwater was not encountered during resampling activities. This location is within 300 ft of waters of the state. This location is within the municipality of Thornton.
 
Resolution:
Resolving Document:  404393282Closure Requested:  10/16/2025
Resolution:  Work Procedeing under Form 27
 
Resolution Project:
Date Approved:  4/23/2025Facility Name:  Willow Bend LD Pad
Date Recv'd:  4/23/2025Facility ID:  434399
Rem DocNum:  404176489Remediation Project #:  40355
Document Type:  FORM 27 qtrqtr: NENE   section: 18  township: 1S   range: 67W   meridian: 6
 
Operator Information:
Operator:PDC ENERGY INC
Oper. No.69175
Address:1099 18TH STREET SUITE 1500  DENVER  CO 80202
Type of Facility:SPILL OR RELEASE
Fac. Name:Willow Bend LD Pad 18-36HN-2 -
County Name:ADAMS
qtrqtr: NENEsection: 18township: 1Srange: 67Wmeridian: 6