| | Cache 8-13, 24, 34, Cornish 8-53 - #492214 Information | Status: CL - 12/18/2025 |
| | Spill Type: | Release | Facility Name/No.: | Cache 8-13, 24, 34, Cornish 8-53 / | | Facility Type: | SPILL OR RELEASE | Facility Status: | CL | | Date of Discovery: | 9/22/2025 | Date Closed: | 12/18/2025 | | Operator: | PDC ENERGY INC | Operator Number: | 69175 | | County: | WELD - #123 | Location: | NESW 8 6N63W | | Doc Number: | 404407554 | Lat/Long: | 40.499361 / -104.462022 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: | 40661 | | | | Spill Description: | | On 9/22/2025, the potential presence of impacted material(s) was identified via hydrocarbon odor and hydrocarbon staining during the decommissioning at the CACHE 8-13, 24, 34; CORNISH 8-53 tank battery, sample SEP04-DL, located adjacent to the separator dumpline. The volume of potentially impacted material(s) is not currently known. Operator was notified of this release on 10/23/2025 and acknowledges that this notification is not being submitted within 24 hours of the receipt of the results. Initial soil sampling results were received on 10/23/2025, indicating that soil sample SEP04-DL exceeded ECMC Table 915-1 standards for TPH at 510 mg/kg. Groundwater was not encountered during decommissioning activities. This location is within the Mule Deer Severe Winter Range High Priority Habitat. | | |
| | Resolution: | | Resolving Document: 404478982 | Closure Requested: 12/18/2025 | | Resolution: Work Procedeing under Form 27 |
| | | | Resolution Project: | | Date Approved: 5/21/2025 | Facility Name: New Cache FH NWSW/NWSE Tank Battery | | Date Recv'd: 5/21/2025 | Facility ID: 432014 | | Rem DocNum: 404212768 | Remediation Project #: 40661 | | Document Type: FORM 27 | qtrqtr: NESW section: 8 township: 6N range: 63W 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: | Cache 8-13, 24, 34, Cornish 8-53 - | | County Name: | WELD | | qtrqtr: NESW | section: 8 | township: 6N | range: 63W | meridian: 6 |
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