Environmental Protection Agency

The EPA Friday repealed standards for limiting toxic mercury, arsenic and lead that come out of power plants. The Colstrip power plant in Montana is one of the highest emitters of these cancer-causing chemicals.

Federal environmental regulators Thursday repealed the bedrock finding that climate change endangers human health. It authorized the EPA to regulate planet-warming emissions as part of the Clean Air Act and to limit greenhouse gas emissions from cars and trucks. Experts say the repeal will worsen climate change and have a negative impact on industries across the state.

Water watchdog groups and tribes are suing federal environmental regulators. The suit challenges the federal approval of Montana’s new water quality standards.

The Environmental Protection Agency says it’s halting a program that could have helped low-income Montanans reduce their power bills. The “Solar for All” program, which helped homeowners buy and install solar panels, was eliminated by the President's tax and spending bill.

There have long been restrictions to protect Libby residents from drinking water contaminated by a former lumber mill. But a new report finds more properties outside the city may be at risk.

Federal officials last week canceled a $20 million grant to build a community center in Butte. The cancellation came hours after local officials gained access to the funds

Federal environmental regulators have decided how they’ll clean up toxic soil at a former aluminum plant in Columbia Falls. One local group disagrees with the plan to contain contaminated waste on site.

The Environmental Protection Agency last month proposed to increase cleanup of residential lead contamination in Butte.

The Environmental Protection Agency Wednesday released a new plan that will expand the number of homes in Butte eligible to receive free cleanup of lead contamination.

The country’s highest court ruled to uphold new federal standards limiting arsenic, lead and mercury emissions from coal plants on Friday.