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COLORADO-CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE:ry^~rus Yampa Valley Coal Corp. CDPS NO. CO -0027154 OUTFALL:005 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C.dubia IWC: 100% <br />mrem nr crn.TC • T.rTHDT.T TY GROWTH REPROT)IICTTI]N <br />CONC.WITH STAT. <br />DIFFERENCE >100 % % 75.0 <br />PASS/FAIL PASS NA <br />IC25 87.5 °s & 70.9 <br />PASS/FAIL FAIL NA <br />STAT. METHOD USED: STATISTICAL DiF'tr'.: b'l snersisteel•s 1C2D: Bootstrap <br />DATE: START 10: 30am /2-9 -99 END 9 :10am12 -17-99 <br /> <br /> <br /> DILUTION (% EFFLUENT) <br /> <br />MEASUREMENTS CONTROL(0%) 12.5 % 25 % 50 % 75 % 100 % <br />$ SURVIVAL FOR DAY 1 100 100 100 100 100 100 <br /> 2 100 100 100 80 90 100 <br /> 3 100 100 100 80 90 100 <br /> 4 100 100 100 80 90 100 <br /> 5 100 100 100 80 90 90 <br /> 6 100 100 100 80 80 80 <br /> 7 100 100 90 80 80 70 <br />MEAN 3 BROOD TOTAL: 15.1 19.1 18.0 12.3 8.0 2.9 <br />7 d MEAN DRY WEIGHT : <br />PH MAX/MIN; 8 _7/7_5 8_5/7_8 8_5/7_ 8 B_5/7_8 8_4/7_ 8 8_3/7_8 <br />HARDNESS (X) MG/L RECEIVING WATER: EFFLUENT: 2367 RECON WATER: 113 <br />ALKALINITY (:S) MG/L RECEIVING WATER: EFFLUENT: 352 RECON WATER: 83 <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: <br />LABORATORY:Commercial Testing 6 Engineering ANALYST: Chris Theel <br />COMMER CIALTESTING & EN GIN EE RING CO. <br />nel Copy We~e'merkeE <br />