EPA Remedial Investigation and Feasibility Study (RI/FS) Update
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EPA Remedial Investigation and Feasibility Study (RI/FS) Update

In 2005, the Environmental Protection Agency (EPA) initiated the Upper Columbia River Remedial Investigation and Feasibility Study (RI/FS). Funded under a settlement agreement with Teck, its purpose is to establish the nature, extent and possible…

EPA Nears Decision on Proposal to Add the Upper Columbia River Study Area to the National Priorities List
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EPA Nears Decision on Proposal to Add the Upper Columbia River Study Area to the National Priorities List

In October, the Forum reported that EPA may propose adding the Upper Columbia River study area to the National Priorities List (NPL), aka– Superfund. The Upper Columbia River study area currently extends from Grand Coulee…

Winterat Lake
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Selling or Buying Land or a Home in the Upper Columbia River Valley?

Soil in the upper Columbia River valley of Stevens County, Washington, may contain unnaturally high levels of metals, including lead and arsenic. Concentrations depend on many factors, including land-use history and soil disturbances such as…

RIFS Update Map
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EPA Remedial Investigation Feasibility Study Update

During summer 2022, EPA released an updated, enforceable schedule and process for implementing the Upper Columbia River Remedial Investigation and Feasibility Study (RI/FS). This schedule was developed in association with Teck American Incorporated. The RI/FS…