While the materials should endure for years and years, the design and construction of the knife ensures it will deliver ...

Oregon regulators are now considering whether Knife River can expand in Crook County, population of 26,000. If it’s permitted, the new pit would share ground with a determined opponent.

WASHINGTON (KTVZ) -- Senators Ron Wyden and Jeff Merkley say they support the Oregon Department of Environmental Quality's moves to address concerns raised by Crook County commissioners and ...

More than 30 people who live around a Knife River mine were listed as potential plaintiffs in tort claim notices delivered to the Oregon Department of Justice and Crook County officials Wednesday.

PRINEVILLE, Ore. (KTVZ) -- Two-dozen neighbors of a mine northwest of Prineville, and their attorney claim mining operations have contaminated the their water. But a state agency said its review ...