GILLETTE, Wyo.–(BUSINESS WIRE)–Cloud Peak Energy’s Cordero Rojo Mine, located near Gillette, Wyoming, was recognized recently for its outstanding safety performance in 2016, receiving two statewide awards. Cordero Rojo Mine, one of the largest U.S. coal mines by production, successfully shipped 18.3 million tons in 2016 without incurring a reportable injury at any point during the year. The Cordero Rojo Mine was awarded the 2016 Safe Sam Award, which is presented by the Wyoming Mining Associa
