The document below is EPA's underground injection control (UIC) permit for the Colville River Unit, North Slope, Alaska. The permit authorizes injection of non-hazardous industrial waste using up to three Class I injection wells into the Ivishak and Sag River Formations. 

Permit number: AK1I003-B
Effective dates: February 2, 2009 to February 2, 2019
Current operator: ConocoPhillips Alaska, Inc.

• UIC Class I Permit, Colville River Unit, #AK1I003-B (PDF)(31 pp, 188 K)