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<br />~- <br />Twentymile Coal Company <br />29515 Routt County Road # 27 <br />Oak Creek, Colorado 80467 <br />(970)879-3800 <br />RECEIVED <br />April 27, 2005 <br />~iAY 0 3 2005 <br />Ms. Jeff Coombe Division of Minerals & Geology <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) 6923603 <br />AE: PERMIT CO.0036684: 1 ST QUARTER 2005 DMR SUBMITTAL <br />Dear Mr. Coombe: <br />Please find enclosed the above referenced discharge monitoring reports for the period from January 1, 2005 through March <br />31, 2005. Outfall 001A (62 FCT) flowed only during the last week in January, each week in February, and each week in <br />March. No permit limitation exceedences were noted during the period. <br />A Quarterly Whole Effluent Toxicity (WET) test was conducted for Outfall 001 W in February 2005. This site passed for bosh P. <br />Promeias, 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 />~~ l~~ <br />Brian A. Warierson, R.G. <br />Geologist, Environmental Group <br />Twentymile Coal Company, <br />Enclosures <br />cc: DMG <br />CWPS Permit No. CO-0036684 file <br />