Montana Department of Environmental Quality

Montana will expand its air quality monitoring system in the upcoming years. The state received a federal grant to install new monitoring stations in rural communities across the state.

The window for citizens to weigh in on the recent clean-up agreement for the Anaconda Smelter is now open.

State environmental officials are accepting public comment on a proposal to reissue a hazardous waste permit for Malmstrom Air Force Base.

Gov. Greg Gianforte said in a news release he and the Montana Department of Environmental Quality worked with the Montana League of Cities and Towns on a simpler construction permitting process. They created a template contract to have city governments review public water supply plans for building projects.

Experts say a light blanket of smoke is expected to cover most of Montana throughout the rest of this week. The smoke appears to be coming from the Washburn Fire burning in Yosemite National Park in California.

A district court is allowing Tintina Montana Inc. to complete phase one construction of its Black Butte Copper Project under an existing permit, despite a recent ruling showing environmental violations.

A disputed rule that sets an acceptable level of selenium pollution in a northwest Montana lake will stay in place after environmental officials agreed it complies with state law.

In Montana, there’s a new state requirement to test all K-12 schools for lead in water fixtures. Outdated and deteriorating plumbing infrastructure is a primary source of lead exposure, and young children under six years of age are particularly vulnerable.

A governor-appointed board Friday ordered state environmental officials to throw out a 2020 pollution rule for Lake Koocanusa. It’s unclear if the state’s environmental agency intends to do that.

Montana’s environmental regulatory agency is reaffirming its argument that a pollution standard for Lake Koocanusa follows state and federal law. The draft findings come after a state review board called it into question.