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<br />3 <br />y ~~ 1 eW, <br />~~~ per. <br />4~, ~ ~ ZQ~ <br />pivision of Mtae~a\s aod0aatagt7 <br />October 24, 2003 <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 />Phone: (303)692-3603 <br />RAG <br />Twentymile Coal Company <br />29515 Routt County Road # 27 <br />Oak Creek, Colorado 80467 <br />(970)879-3800 <br />RE: PERMIT CO.0036684; 3RD QUARTER 2003 DMR SUBMITTAL <br />Dear Ms. Lenkey: <br />Please find enclosed the above referenced discharge monitoring reports for the period from July 1, 2003 through September <br />30, 2003. Outfall OD1A (62 FCT) flowed each week of the period. No permit limitation exceedences occurred during the <br />period. <br />A Quarterly Whole Effluent Toxicity (WET) test was conducted for Outfall 001 W in September 2003. This site passed for troth <br />P. Promelas, and C. Dubia. Copies of the W ET Test Report Forms are included with this submittal. <br />Please contact me directly at (970) 870-2750 for any further questions or additional information. <br />Twentymile Coal Company <br />Brian A. Wattarson, R.G. <br />Environmental Specialist <br />Enclosures <br />cc: OMG <br />CW PS Permit No. CO-0036684 file <br />