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COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERh11TTEE: Seneca Coal Co. CDPS NO.: CO-0000221 OUTFACE: 008 <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: P. nrome/as <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration with Statistical Difference 75% > ~ OGI-~ Steel's Man -One/ Dunnett's <br />Pass'Fail Pass NiA <br />IC,SPoint Estimate 67.9% >100% Bootstra <br />PasslFail Pass N/A <br /> <br />TEST TIME 8 DATE START 1150 AM 10/05/04 END 1035 AM 10/12/04 <br /> <br /> 1111 1 ITIAGI /°/ cccl 1 Ir~T ~ <br />MEASUREMENTS CONTROL ~ 8.8% 25% 50% 75% 100% <br />Da ' ^5 Survival 100 i 100 100 100 100 100 <br />Da 2 100 100 100 100 100 i00 <br />Da 3 100 100 100 100 100 85 <br />Da 4 100 100 100 100 100 85 <br />Da 5 100 100 100 92.5 85 77.5 <br />Da 6 100 100 97.5 87.5 72.5 75 <br />Da 7 100 100 95 87.5 65 75 <br /> <br />7 Da Mean D Wei ht 0.503 0.519 0.457 0.510 0.416 0.477 <br /> <br />H A4aximum/Minimum 7.977.4 8.1/7.5 8.1/7.6 8.1!7.6 8.2!7.6 8.3/7.7 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI' (mg/l): <0.1 <br />HARDNESS (mgA}: REC'V WATER EFFLUENT 1740 RECON WATER 125 <br />ALKALINITY (mall): REC'V WATER• EFFLUENT 83 RECON WATER 68 <br />TOTAL AMMONIA (mg/I}' INITIAL 100%' <1 0 FINAL 100%' <1 0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: SGS MINERALS SERVICES DIVISION ANALYST: j <br />