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iii iiiiiiiiniii iii <br />999 <br />REC~~vED <br />Aug o ~ 200 <br />D,~,ston of Mtnecals and Geoto9V <br />000 <br />7wentymile Coal Company <br />July 31, 2001 <br />Thomas Kaldenbach <br />Environmental Protection Specialist <br />Colorado Division of Minerals and Geology <br />]313 Sherman Street. Room 215 <br />Denver. Colorado 80203 <br />RE: PERMIT NO. C-82-056: FIRST HALF 2001 SUBSIDENCE REPORT <br />Dear Mr. Kaldenbach: <br />Please find enclosed duplicate copies of the First Half 2001 Subsidence Report with supporting subsidence <br />data for Twentymile Coal Company. <br />U you have any questions, or require any additional information, please contact me at (970) 870-2712. <br />Sincerely, <br />i//~CG~~~' ' " <br />Richard Mills <br />Environmental Manager <br />Enclosures <br />29515 Routt County Road #27, Oak Creek, Colorado 80467 (970) 879-3800 FAX: (970) 879-8050 <br />