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Twentymile Coal Company <br />29575 Routt County Road # 27 <br />Oak Creek, Colorado 80467 <br />(970)879-3800 <br />RECEIV E® <br />JAN 2 8 2005 <br />pivision.f Minerals and Geolo9Y <br />January 26, 2005 <br />Ms. Carla Lenkey <br />Colorado Department of Public Health and Environment <br />Water Quality Control Division -Permits and Enforcement <br />4300 Cherry Creek Drive South <br />Denver, CO 80222-1530 <br />RE: PERMIT CO-0042161: 4TH QUARTER 2004 DMR SUBMITTAL <br />Dear Ms. Lenkey: <br />Please find enclosed the above referenced discharge monitoring reports for the period from October 1, <br />2004 through December 31, 2004, for Outfalls 002A (300E) and 3001. 300E and 3001 flowed each <br />week of the period. No permit exceedances occurred during this period. <br />Note that Outfall 001A (site 115) did not discharge this period. Thus, no samples could be collected for <br />laboratory analyses or Quarterly Whole Effluent Toxicity (WET) testing. <br />Please coma/ct me directly at (970) 870-2750 with any questions. <br />Brian A. Watterson, R.G. <br />Geologist, Environmental Group <br />Twentymile Coal Company <br />Enclosures <br />cc: DMG CWPS Permit No. CO-0042161 file <br />