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Hilcorp PBW GC2 Mod 408 glycol spill

Spill Name: Hilcorp PBW GC2 Mod 408 glycol spill
Spill Date: 11/9/2023 7:15:00 PM
Spill Number: 23399931302
Area: Northern Alaska
Subarea: North Slope
Region: North Slope
Location: WEST PRUDHOE BAY
Media Impacted:

- Containment

Facility Name: GC2
Facility Address: MOD 408
Prudhoe Bay, 99734
Primary Responsible Party Hilcorp Alaska, LLC
Facility Type: Oil Exploration
Substance Released Contained Recovered Unit Disposal Method
Ethylene Glycol (Antifreeze) 500.000 500.000 Gallons SUBSURFACE INJECTION
Action Action Date
Complaint/Report Received 11/10/2023
Communication, Other 11/13/2023
Final Report 11/28/2023
Case Closed, No Further Action 11/28/2023
Note: Documents will not be available for all spills.

Uploaded documents types are currently limited to Letter of State Interest, Transfer of Project Management Letter and Site Closure No Further Action Letter. Not all spills will generate these documents. The document upload feature was implemented in September 2018 and spills that occurred prior to that will not have documents uploaded. Documents not available here are available through the public records request process.

Document Document Type