Pacific Seafoods' so-called "sustainable" fish farming facilities in violation of Clean Water Act permits daily since at ...

Teck Metals, approximately 10 river miles upstream of the international border, was the primary source of the pollution in the upper Columbia, according to the EPA.

Federal officials on Friday declared portions of the Upper Columbia River a Superfund site after decades of studying, debating and litigating over the pollution that primarily washed downriver ...

Toxic forever chemicals discovered at a SC closed textile plant threaten the Broad River about 60 miles upstream from Columbia’s canal drinking water plant.

From 1906 to 1996, Teck dumped 450 tons of slag a day into the Columbia River. Slag is a solid discharge made up of heavy metal toxins. And it all carried downstream, across the border, to Northport.