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~ .. <br />COLORADO-CDPS WET TEST REPORT FORM - CHRONIC <br />PERMZTTEE:Cwrus Yampa Vallev Coal Coro. CDPS NO. CO -0027154 OUTFALL:005 <br />i TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES:P.promelas IWC: 100 <br />TEST RESULTS: LETHALITY GROWTH REPRODUCTION <br />CONC.WITH STAT. <br />DIFFERENCE >100 % >100 % <br />PASS/FAIL PASS <br />IC25 >100 °s >100 % % <br />PASS/FAIL PASS <br />S'1'AT. Mt'1'HUD USl:ll: S'1'A'1'i 5'1'1 C11L lllk'h'.:Steel' S/UUnnett' S IC:15: COOtstraD <br />DATE: START 3:35pm(4-14-98 END 3 :35om/4-21 -98 <br /> <br /> <br /> DILUTION (% EFFLUENT ) <br /> <br />MEASUREMENTS CONTROL(0°s) 12.5 % 25 % 50 % 75 °s 100 % <br />% SURVIVAL FOR DAY 1 100 100 100 100 100 92 .5 <br /> 2 100 100 100 100 100 92 .5 <br /> 3 100 100 100 100 97.5 92 .5 <br /> 4 100 100 100 97.5 95.0 92 .5 <br /> 5 100 100 100 97.5 95.0 92 .5 <br /> 6 100 97.5 100 97.5 95.0 92 .5 <br /> 7 100 97.5 100 97.5 95.0 90 .0 <br />MEAN 3 BROOD TOTAL: <br />7 d MEAN DRY WEIGHT : .624 .654 .615 .592 .658 .630 <br />PH MAX/MIN: 8 _3/7_6 8_3/8_0 8_3/8_ 0 8_3/8_0 8_3/7_8 8_4/ 7_8 <br />HARDNESS (X) MG/L 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 />LABORATORY:Commercial Testing & Engineering ANALYST: (.~L~°-xT. <br />I -_ <br />COMMERCIALTESTING & ENGIN EE RING CO. <br />r ~^.ov Waiermar.ea _ _ - __ _ <br />