Bristol Bay
The Bristol Bay watershed in southwest Alaska supports the largest sockeye salmon fishery in the world, is home to 25 federally recognized Tribal governments, and contains large mineral resources. Learn more about Bristol Bay, its indigenous cultures and its ecological resources.
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Final Determination
EPA's Final Determination under Clean Water Act section 404(c).
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Timeline of EPA actions
A timeline of EPA's Clean Water Act section 404(c) review.
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Bristol Bay Assessment
In January 2014, EPA released its final assessment: The Effects of Large Scale Mining on the Salmon Ecosystems of the Nushagak and Kvichak Rivers.