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MOUNTAIN COAL <br />\ (OMPANY <br />A Subsidiary of Arch Western Bituminous Group, LLC <br />July 15, 2011 <br />Mr. Tom Kaldenbach <br />Colorado Division of Reclamation, Mining and Safety <br />Office of Mined Land Reclamation <br />1313 Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />Re: Mountain Coal Company, LLC, West Elk Mine; Permit No. C- 1980 -007; Technical <br />Revision No. TR -125, Revegetation Success Criteria from Historic Records Study <br />Area <br />Dear Mr. Kaldenbach: <br />West Elk Mine <br />P.O. Box 591 <br />5174 Highway 133 <br />Somerset, CO 81434 <br />(970) 929 -2200 <br />Fax (970) 929 -5050 <br />itee <br />t1/4 <br />5 9n, <br />o ;, J�� � 0 <br />r of <br />Mi an on <br />Mountain Coal Company, LLC (MCC) submits the attached application form, proposed public <br />notice, and revised permit pages 2.05 -22 through 2.05 -25 in application of Technical Revision <br />No. TR -125, establishing new revegetation success criteria based on the results of the Historic <br />Records area sampling, analyses and report. The US Forest Service (USFS) has also <br />provided direction on the woody plant density (via an earlier e-mail) and MCC has also asked <br />the Division of Wildlife (DOW) to provide a letter providing similar direction (anticipated by July <br />29 The Historic Records Study Area 2010 Sampling report will replace the December 1989 <br />document in Exhibit 61 and the USFS and DOW correspondence will replace the 1981 DOW <br />shrub density letter in Exhibit 62. <br />Attached is also a summary of the precipitation data from October 2010 through May 2011. <br />These data show that the total is 9.73 inches for that time period which is again well below the <br />"wet" year threshold of 13.71 inches. <br />Please contact me at (970) 929 -2238 or by e-mail should you have questions regarding this <br />submittal. <br />Sincerely, <br />Ate_e0eLe <br />Kathleen G. Welt, <br />Environmental Engineer Ill <br />cc: Doug Nolte — MCC <br />Joanne Williams — Gunnison Co. <br />