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I <br />MOUNTAIN COAL <br />COMPANYL.L.C. <br />A Subsidiary of Arch Western Resources, LLC <br />July 21, 2009 <br />'ErFgVED <br />30L 2 3 2QOg <br />p1V1s;,Ov. 01 t{B-lao-'00111 <br />WIN and SafeW <br />Ms. Kelly Morgan <br />Colorado Department of Public Health and the Environment <br />Water Quality Control Division, Facility-Operators Program <br />4300 Cherry Creek Drive South <br />Denver, CO 80246-1530 <br />West Elk Mine <br />P O Box 591 <br />5174 Highway 133 <br />Somerset, CO 81434 <br />(970) 929-5015 <br />Fax (970) 929-5595 <br />Re: Mountain Coal Company, LLC, West Elk Mine, CDPS Permit No. C0-0038776, Second <br />Quarter 2009 Discharge Monitoring Reports. <br />Dear Ms. Morgan : <br />Enclosed herein are Mountain Coal Company, LLC's (MCC) Discharge Monitoring Reports (DMR) <br />for the second quarter of 2009 in compliance with Permit No. CO-00338776. All discharges were <br />completed within the limits of the Permit. <br />Please note that MCC has included two full sets of DMRs. As you know, the amendment of MCC's <br />CDPS permit was approved on March 31, 2009, and became effective May 1, 2009. As such, the first <br />set of DMRs is for the time period of April 1St to April 30th, reporting in compliance with the prior <br />permit limits. The second set of DMRs is for the time period of May 1St to June 30th. Reporting in <br />compliance with the current permit limits that became effective May 1St <br />Should you have questions or require additional information, please contact me at (970) 929-2308. <br />Sincerely, <br />Ryan Sweetwoo <br />Environmental Engineer <br />Enclosures: 2nd Quarter 2009 DMRs <br />cc: Doug Nolte - MCC <br />Chris Hansen - AWBG