EPA Adds Upper Columbia River to Superfund National Priorities List
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EPA Adds Upper Columbia River to Superfund National Priorities List

In December 2024, EPA added the Upper Columbia River (UCR) site to the Superfund National Priorities List (NPL). EPA lists Superfund sites based on identified releases of contamination and where that contamination is found. Geographic…

EPA Updating Community Involvement Plan for Upper Columbia River
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EPA Updating Community Involvement Plan for Upper Columbia River

EPA Staff Contribution This month, the U.S. Environmental Protection Agency is wrapping up a total of 20 scheduled interviews with community members who volunteered to share their thoughts, questions, and concerns about Upper Columbia River…