Cyanobacteria blooms occur when blue-green algae rapidly grows out of control. (Courtesy of Lorraine Backer/Centers for Disease Control and Prevention public health image library) The Idaho Department ...

Idaho Power received its share of Upper Snake River water stored in American Falls Reservoir earlier this year than in 2024, which could give the utility more flexibility to meet traditionally high ...

AMERICAN FALLS, Idaho (KIFI) - Hundreds of dead fish were found in American Falls Reservoir. About 250 dead rainbow trout could be seen from the shoreline. Idaho Fish and Game said it was caused by ...

Persistent drought has stressed popular fisheries in southeastern and eastern Idaho, setting up tougher trout fishing in 2026. Despite adequate high-elevation snowpack last winter, warm valley ...

Idaho Fish and Game Fisheries biologists and Idaho Department of Environmental Quality staff responded to calls on Friday about a possible “fish kill” in the American Falls Reservoir. According to a ...

AMERICAN FALLS — Sometime between Sunday night and early Monday morning, sewage overflowed from the American Falls wastewater treatment plant, spilling into a nearby parking lot and into the river ...

Southern Idaho’s water reservoirs are stocked up, signaling promise for this year’s irrigation prospects. But Idaho might need to rely on reservoirs more than usual this year, amid drier and warmer ...

Have you ever heard of a town that picked up and moved so future generations could have water? That’s not a tall tale — it’s the story of American Falls, Idaho. In the 1920s, Idaho leaders faced a ...

Idaho Department of Health and Welfare has issued a health advisory for the west side of American Falls reservoir following the discovery of a toxin-producing cyanobacteria. The advisory is for the ...

AMERICAN FALLS, Idaho (AP) — Idaho Department of Fish and Game officials say a 41-year-old Pocatello man has shattered a state record by catching a 34.74-pound rainbow trout. Union Pacific Railroad ...

BOISE, Idaho (AP) — Idaho fisheries biologists are getting ready to open the doors on a new $13.5 million hatchery they hope will bolster and help restore the population of endangered sockeye salmon.

POCATELLO – The governor of Idaho praised steps taken by the state to strengthen its water system as the dam holding back the largest reservoir on the Snake River towered behind him. Gov. Brad Little ...