The document below is EPA's underground injection control (UIC) permit for the McArthur River Field Trading Bay Unit, Cook Inlet, Alaska. The permit authorizes injection of non-hazardous industrial waste using up to two Class I injection wells into the G-Zone/Lower Tyonek, Hemlock and West Foreland Formations.
Permit number: AK1I005-B
Effective dates: October 19, 2015 to October 18, 2025
Current operator: Hilcorp Alaska, LLC
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