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iii iiiiiiiiiiiiiiii <br />999 <br />Mountain Coal Company <br />West Elk Mine <br />Post Office Box 597 <br />Somerset, Colorado 87434 <br />Telephone 303929-5075 <br />Fax 303 929-5595 <br />May 16, 1997 <br />Mr. Michael Boulay <br />Division of Minerals and Geology <br />Office of Mined Land Reclamation <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />R~~~"'~D <br />MAY 1 a 1997 <br />BMi~iAn et MulNiwa ~ b~~~ePY <br />Re: Mountain Coal Company, West Elk Mine, Permit No. C-80-007, 1996 Annual <br />Subsidence Report (Year-end Report) <br />Dear Michael: <br />i~ <br />With this letter Mountain Coal Company is submitting three copies of the Annual Subsidence <br />Report. The report addresses the information requested in the format approved by the Division as <br />a result of Minor Revision No. 96. The report includes profiles, a discussion of the survey <br />schedule, mining advance, subsidence results, and visual effects. Tables of the subsidence <br />monitoring data are also included. These tables show the northings, eastings, pre-mining <br />elevations, survey elevations of the current monitoring, the previous (July 1996) elevations, and <br />the subsidence for the current reported period (July 1996 to October 1996) and total subsidence. <br />If you have any questions please contact me or Kathy Welt. <br />Sincerel , <br />my A. arbe <br />Environmental Coordinator <br />Enclosures: Subsidence Profiles <br />Mine Advance Map <br />Subsidence Tables <br />cc: Christine Johnston <br />Phil Schmidt <br />Kathy Welt <br />sub 1996. doc <br /> <br />