City and Calumet Refining Responding to Sheen on Missouri River Near Wastewater Treatment Plant

The City of Great Falls and Calumet Refining have jointly responded to a reported sheen along the Missouri River. Absorbent materials (booms) have been deployed as a precautionary measure. The City of Great Falls and Calumet are actively investigating and monitoring the wastewater treatment plant’s sanitary sewer outfall.

For more information, contact Jason Fladland, Water Treatment Branch Manager, at (406)727-1325.