River advocates seek 'impaired' designation for Big Hole River

River advocates seek 'impaired' designation for Big Hole River

The Upper Missouri Waterkeeper and Big Hole River Foundation have petitioned the Montana Department of Environmental Quality to designate the Big Hole River as 'impaired' because of nutrients pollution.

Groups: Big Hole pollution fix needed

Two river watchdog groups insist the Big Hole River needs a pollution fix and have called on the state's environmental agency to make that happen.

Enviro groups petition DEQ to limit nutrient pollution on Big Hole River

The petition comes two years after a marked decline in Big Hole trout populations.