Montana Department of Environmental Quality

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 Outdated and deteriorating plumbing infrastructure is a primary source of lead exposure, and young children under six years of age are particularly vulnerable.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.

The state Department of Environmental Quality is at odds with a governor-appointed board over a rule that could limit pollution levels in a northwest Montana lake.

The Montana Department of Environmental Quality announced Monday that the agency has awarded grants to increase the number of electric vehicle charging stations throughout the state.

A shuttered southwest Montana gold mine that plans to extract metals from its mining waste is one step closer to state approval Friday.

In 2018, the Montana Department of Environmental Quality sought to prevent Hecla Mining from getting future mining permits, citing CEO Phillips Baker Jr.’s past work as a vice-president of Pegasus Gold. Pegasus abandoned mines near the Fort Belknap Indian Reservation in the ‘90s and cost state taxpayers over $35 million to clean up.

Gov. Greg Gianforte has withdrawn Montana from a coalition of two dozen states dedicated to fighting climate change. The U.S. Climate Alliance is…

MISSOULA, Mont. (AP) — A Montana judge has sided with state environmental regulators who are using a law that provides protection from repeat polluters…