coal mine

Wyoming Mine Blast Results In Violation
Wyoming Mine Blast Results In Violation
Wyoming Mine Blast Results In Violation
CHEYENNE, Wyo. (AP) — Wyoming officials have issued two notices of violation to Cloud Peak Energy Inc. following a blast at the Cordero Rojo coal mine near Gillette that registered on seismographs on the scale of a small earthquake. No injuries were reported after the blast May 1...