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i _ <br />COLORADO-CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE:Cmrus Yampa Valley Coal Coro. CDPS NO. CO -0027154 OUTFALL:005 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C.dubia IWC: 100's <br />TEST RESULTS: T,ETHALiTY GROWTH REPRODUCTION <br />CONC.WITH STAT. <br />DIFFERENCE >100 % % 100 $ <br />PASS/FAIL PASS <br />IC25 >100 % $ 90.6 % <br />PASS/FAIL PASS <br />~~ <br /> STAT. METHUD USED: STATISTICAL DIFF. : Fishers/Steel's IC25: Bootstrap <br /> DATE: START 3 :30om/4-14-98 END 4:30om/4-21-98 <br /> <br /> DILUTION ( % EFFLUENT) <br /> MEASUREMENTS CON TROL(0%) 12.5 °s 25 % 50 °s 75 % 100 % <br /> % SURVIVAL FOR DAY 1 100 100 100 100 100 100 <br /> 2 100 100 100 100 100 100 <br /> 3 100 100 100 100 100 100 <br /> 4 100 100 100 100 100 100 <br /> 5 100 100 100 100 100 100 <br /> 6 100 100 100 100 100 100 <br /> 7 90 100 100 100 100 100 <br /> MEAN 3 BROOD TOTAL : 16.0 13.9 15.6 15.7 17.4 9.8 <br /> 7 d MEAN DRY WEIGHT: <br />PH MAX/MIN; 8_4/7_6 8_4/8_0 8_5/8_0 8_5/8_0 8_6/7_8 8_7/7_8 <br />HARDNESS IX) MGJL RECEIVING WATER: EFFLUENT: 2285 RECON WATER: 142 <br />ALKALINITY (X) MG/L RECEIVING WATER: EFFLUENT: 248 RECON WATER: 88 <br />T. AMMONIA as N (X) MG/L INITIAL EFFLUENT: <1.0 FINAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE, MG/L 100%: <0.1 RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: Non-permit biomonitoring <br />~-, <br />LABORATORY:Commercial Testing & Engineering ANALYST: ( .LLB-~~ ~~-~-C <br />COMMERCIAITESTING & ENGIN EE RING CO. <br />'ai Coov Watermawea \ -- -----~---- ~ ~ ~ ~~ <br />`~' °om Proiecuon - <br />