A Montana judge must decide whether the DEQ correctly followed Montana law related to water quality standards in Lake ...

Officials in Lincoln County are asking the Montana Department of Environmental Quality to ease its standard for selenium ...

Lincoln County officials are asking state regulators to adopt a less restrictive pollution rule for selenium in Lake ...

The board of commissioners in Lincoln County has petitioned the Montana Department of Environmental Quality for a more ...

Conservation organizations celebrated the Montana Department of Environmental Quality’s decision in late 2020 to adopt a 0.8-micrograms-per-liter selenium standard for Lake Koocanusa.

Lake Koocanusa, a man-made reservoir retained by the Libby Dam, spans the international boundary into southern British Columbia. It was created by damming the Kootenai River (Kootenay in Canada).

DEQ backs up selenium study on Lake Koocanusa, Teck objects "I think we've heard from one scientist. Most of it has been legal, most of it has been lobbying." ...

Mar. 18—If recent data from peamouth chub and other fish hold valid insight — and at least, biologists in Montana believe they do — selenium levels at Lake Koocanusa reach as high as 250% of ...

Jul. 19—Lincoln County authorities are searching for a man who reportedly jumped off a cliff into Lake Koocanusa and failed to resurface on Monday evening. Johnathan Orr, 47, was last seen ...