Teck Resources

The Montana Department of Justice is blocking access to what it calls privileged documents showing its communication with a Canadian mining company. An environmental group is now suing to access the information.

A new report says a Canadian company that runs coal mines north of Montana hasn’t set enough money aside for cleanup. Those mines are sending pollution into Montana waters.

After years of tribes calling on the U.S. and Canada to do something about selenium pollution flowing into Montana, the two governments have struck a deal. An international body will make recommendations on how to settle the boundary-water dispute.

The U.S. and Canada have struck a deal over pollution flowing from British Columbia coal mines into a lake and river system in Montana.

Federal officials from the U.S. and Canada plan to meet with Montana and British Columbia tribes over coal mining pollution. Selenium has for years flowed from B.C. coal mines into the transboundary Lake Koocanusa.

The Montana Board of Environmental Review is asking federal regulators to invalidate a water quality standard aimed at reducing pollution flowing into Montana from Canadian coal mines.

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.

Montana environmental regulators are poised to make a decision on whether to throw out a water pollution standard for Lake Koocanusa and the Kootenai River in northwest Montana.

British Columbia coal mining company Teck Resources has agreed to pay a $60 million fine for polluting rivers upstream of Lake Koocanusa.Teck Resources…

State environmental regulators Friday approved new standards for a heavy metal in Lake Koocanusa and the Kootenai River.Montana Board of Environmental…