Columbia River

Montana officials are asking the federal government to release more water out of Hungry Horse Reservoir into Flathead Lake as flow levels reach historic lows.

For this episode of The Big Why, we’re talking about salmon. They can travel hundreds of miles from the Pacific Ocean up the Columbia River to spawning grounds in Washington, Oregon and Idaho, but did they ever make it to Montana? That’s what fly fisherman and Anaconda resident Rob Murray wants to know.

Three engines and several train cars derailed Wednesday evening along the Kootenai River near Bonners Ferry, in the Idaho panhandle near the Montana…

Near Butte’s Civic Center, a massive construction project is going on across the street, in the heart of town. Mammoth excavators gouge out a colossal…

Agencies responding to the discovery of invasive mussels in two Montana reservoirs east of the continental divide last year are working to better align…

Zebra and quagga mussels are aquatic invasive species, quick to colonize and very difficult to get rid of. They’ve caused millions of dollars of damage…