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COGIS - SPILL OR RELEASE INFORMATION

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Duell 20-1 - #491626 InformationStatus: CL - 6/30/2025
Spill Type: ReleaseFacility Name/No.:Duell 20-1 /
Facility Type:SPILL OR RELEASEFacility Status:CL
Date of Discovery:4/18/2025Date Closed:6/30/2025
Operator:PDC ENERGY INC Operator Number:69175
County:WELD  - #123Location:SWNW 20 5N64W
Doc Number:404180109Lat/Long:40.386404 / -104.581053  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:
39139
 
Spill Description:
On 04/25/2025, the potential presence of impacted material(s) was identified via hydrocarbon odor during decommissioning activities at the, Duell 20-1, samples: WH01 at the floor of the wellhead excavation and FLR01 beneath the wellhead flowline riser The base and wellhead flowline riser samples are from the same wellhead excavation. The volume of potentially impacted material(s) is not currently known. Out of an abundance of caution, the operator is submitting notification within 24 hours of the discovery of the potential presence of impacted material(s) soil. Initial soil sampling is underway to determine whether any constituents are present at levels in excess of Table 915-1 standards. Groundwater was not encountered during site investigation activities.
 
Resolution:
Resolving Document:  404260981Closure Requested:  06/30/2025
Resolution:  Work Procedeing under Form 27
 
Resolution Project:
Date Approved:  1/28/2025Well Name/No.:  Duell 20-1
Date Recv'd:  1/28/2025API number:  05-123-13336
Rem DocNum:  404072510Remediation Project #:  39139
Document Type:  FORM 27 qtrqtr: SWNW   section: 20  township: 5N   range: 64W   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:Duell 20-1 -
County Name:WELD
qtrqtr: SWNWsection: 20township: 5Nrange: 64Wmeridian: 6