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iii iiiiiiiiiiiiiiii <br />999 <br />Mountain Coal Company <br />West Elk Mine <br />Posl Office Box 591 <br />Somerset, Colo2do 81434 <br />Telephone 303 929.5015 <br />Fax 303 929-5595 <br />September 24, 1993 <br />Ivls. Christine E. Johnston <br />Division ofMinerals and Geology <br />13 l3 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />IG~ <br />~~G~~~. <br />SEP ~,~ 1993 <br />~w <br />~,~,,; <br />Re: Mountain Coal Company, West Elk 11line, Permit No. C-80-007, Semi-annual <br />Subsidence Report <br />Dear Christine: <br />i~ <br />As we discussed during your partial inspection of the West Elk Mine on September 22, 1993, <br />Mountain Coal Company is submitting three copies of this Semi-annual Subsidence Report and <br />the new subsidence profiles for your review. <br />The report contents are contained in the following pages and we believe that the information we <br />have included will meet with your approval. Also, as I mentioned to you, we request that Jim <br />Pendleton have an opportunity to review and comment on the newly completed subsidence <br />profiles. <br />If you have any questions or need additional information please contact either me or Kathy Welt. <br />Since y f <br />ry A. Bar <br />Environmental Coordinator <br />Enclosures <br />xc: Kathy Welt <br />