Alaska Online Public Notices #AKG528493

Proposed ammonia mixing zones for Silver Bay Seafoods’ Kodiak West outfall

The Alaska Department of Environmental Conservation proposes new ammonia mixing zones for Silver Bay Seafoods’ Kodiak West wastewater outfall. - Government agency: Alaska Department of Environmental Conservation (DEC), State of Alaska. - Facility/operator: Silver Bay Seafoods, Kodiak West Facility, Kodiak, Alaska. - Proposed authorization change: Modify discharge authorization AKG528493 under general permit AKG528000 for onshore seafood processors in Kodiak. - Outfall and discharge: Outfall 001A releases screened seafood-processing wastewater to Saint Paul Harbor. - Proposed mixing zones: Acute zone: 8 feet wide by 4 feet long; chronic zone: 25 feet wide by 12 feet long. Width is measured perpendicular to the prevailing current, and length parallel to it. - Procurement scope: No products, services, OEMs, vendors, quantities, or contract value are identified; this is a proposed environmental authorization, not a procurement.

Description

The Alaska Department of Environmental Conservation has tentatively determined to modify discharge authorization AKG528493 for the Silver Bay Seafoods Kodiak West Facility. The proposed authorization is under general permit AKG528000, covering seafood processors operating onshore facilities in Kodiak, Alaska. The modification would authorize new acute and chronic ammonia mixing zones for Outfall 001A, which discharges screened seafood processing wastewater to Saint Paul Harbor. Written comments are due by December 7, 2026 at 11:59 p.m. AKST.

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