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FIlE1S-UGH <br />INC. <br />A Sulurdrary <br />of <br />Ireslern Fuels <br />,lwGiuMn, /nu <br />January 6, 1994 <br />Ms. Kathleen Kalamen <br />Colorado Department of Health <br />Water Quality Control Division <br />WQCD-PE-B2 <br />4300 Cherry Creek Drive South <br />Denver, CO 80222-1530 <br />III IIIIIIIIIIIII III <br />999 <br />/^•~ , <br />j 1 <br />1~. <br />RE: 4TH QUARTER 1990 WET TESTING, DESERADO MINE <br />Dear Ms. Kalamen: <br />Enclosed is a copy of the WET testing results for the 4th quarter, 1993. The water sample was <br />collected from Outfall No. 026. No significant acute toxicity was observed to both fathead minnows <br />and daphnia magna. <br />The non-toxic test results from the last two quarters are encouraging compared to the past test <br />results that showed toxicity to the test species. <br />Sincerely, ~~/~,( <br />~ ~"" ~~ <br />Murari P. Shrestha, P.E. <br />Assistant Manager of Engineering <br />MS:Igp <br />cc: Raja Upadhyay w/o <br />Jeff Dubert w/o <br />Tim Chervick w/o <br />Barbara Pavlik w/enc. <br />Suite #305 <br />405 Utban Sweet <br />Iakewood, Colorado 8021.8 <br />Telephone 303/988-9626 <br />Telecopier 303ry8GeI41 <br />