OVERLAND PARK, Kan.–(BUSINESS WIRE)–Compass Minerals (NYSE: CMP) announced today that the Goderich, Ontario, rock salt mine is operating at reduced rates due to geological movements which created a partial ceiling fall on Sept. 18, 2017. While no injuries resulted from the incident, a portion of the mine’s main conveyance system has been damaged. The company expects to return to normal operating rates within six weeks. “Naturally occurring movements in our underground mines is a challenge we
