Cloud Peak Confirming Co. Did Not Bid for Maysdorf II North Tract LBA

Cloud Peak Energy Inc.

, one of the largest U.S. coal producers and the only pure-play Powder River Basin (PRB) coal company, today confirmed it did not submit a bid for the Maysdorf II North Tract Lease by Application (LBA). The Bureau of Land Management (BLM) had estimated this LBA to contain approximately 149 million mineable tons adjacent to the company's 8400 Btu Cordero Rojo Mine in Wyoming. The lease sale notice issued for the Maysdorf II North Tract set a sale date of August 21, 2013.