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COLORADO - CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Cvorua Twenlymile Coal Co. CDPS NO. CO-0036684 OUTFACE: OOIA <br />TYPE TEST: ROUTINE: X~ ACCE ~ ATID:_ TEST SPECIES: Pte. romelas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration with Statistical Difference 100% 75% Steel's Man -0ne Rank <br />Pass/Fail Pass N/A <br />ICz~ 63.7% 62.1% Boo <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1130 AM 02/15/00 END 0940 AM OZlZ7J00 <br />DII.UTION (% EFFLUENT) <br />MEASUREMFJVT3 CONTROL 12.5•/. 21 •/. SO•/. 75•/. 100•/. <br />De 1 % Survival 100 100 100 100 100 90.0 <br />Da 2 100 100 l00 ]00 90.0 57.5 <br />Da 3 100 100 100 100 67.5 35.0 <br />Da 4 ] 00 100 100 100 67.5 32.5 <br />Da 5 100 100 100 100 67.5 32.5 <br />Da 6 100 95.0 100 95.0 60.0 25.0 <br />Da 7 97.5 95.0 100 95.0 55.0 22.5 <br /> <br />7 Da Mean Wei 0.529 0.525 0.573 0.541 0.264 0.089 <br /> <br />H 'mum/Iv!inimum 8.5!1.7 8.4/8.0 8.5/8.0 8.4/8.0 8.717.8 8.717.7 <br />RECEIVING WATER USID FOR DILUTION? Ti0 TOTAL RESIDUAL CI' (mg/1): <0.1 <br />HARDNESS (mg~ll~ REC'V WATER EFFLUENT: 2325 RECON WATER: 108 <br />ALKALINITY (mg/Il: REC' V WATER: EFFLUENT: 483 RECON WATER: 85 <br />TOT AMMONIA ~g/11' INTITAI.100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? NQ <br />IF NO, LIST DEVIATIONS FROM TEST <br />Due to a shipping error elljuent samples <br />____•°r ~~__~___ r. _t_ n.• ~rt_n~r o_r. <br />~~~ <br />I LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: (il.~-..-~~s' <br />COMMERCIAL TESTING 6 ENGINEEpING CO. <br />-~ Ltd <br />~BMBf Watermarked For Your Protection .»s a <br />