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Recommended Determination for Pebble Deposit Area

On December 1, 2022, EPA Region 10 Regional Administrator Casey Sixkiller transmitted to EPA’s Office of Water Assistant Administrator Radhika Fox the following Clean Water Act Section 404(c) Recommended Determination to prohibit and restrict the use of certain waters in the Bristol Bay watershed as disposal sites for certain discharges of dredged or fill material associated with developing the Pebble Deposit.

Executive Summary: Recommended Determination, Pebble Deposit Area, Southwest Alaska (pdf) (12.92 MB, December 2022)
Recommended Determination, Pebble Deposit Area, Southwest Alaska (pdf) (51.9 MB, December 2022)
Federal Register Notice of Proposed Determination (May 26, 2022); Public Comments Docket