September 2010) UNITED STATES FORM APPROVED DEPARTMENT OF THE INTERIOR OMB NO. 1004-0073 BUREAU OF LAND MANAGEMENT Expires: June 30, 2013 COAL LEASE Serial Number WYW177903Cloud Peak Energy Resources LLC • August 12th, 2011 • Bituminous coal & lignite surface mining
Company FiledAugust 12th, 2011 Industry