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COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE Seneea Coal Comoanv CDPS NO CO-0000221 OUTFACE WTC <br />TEST TYPE' ROUTINE XX ACCELERATED _ TEST SPECIES: P. promelas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration wl Statistical Difference > 100% > 100% Fishers ExactlDunnett's <br />PasslFail Pass N/A <br />IG., > 100°h > 100°h Bootstrap <br />Pass'Fad Pass N/A <br />TEST TIME & DATE START Aonl t0. 2007 END Apnl 17, 2007 <br />10 30 AM 10'30 AM <br />DILUTION (°h EFFLUENT) <br />MEASUREMENTS CONTROL 6.50% 13.00% 25.00% 50.00°h 100% <br />Da 1 % Survival 100 100 100 100 100 100 <br />Da 2 100 100 100 100 100 100 <br />Da 3 100 100 100 100 100 100 <br />Da 4 100 100 100 100 100 100 <br />Da 5 100 100 100 100 100 100 <br />Da 6 100 100 100 100 100 100 <br />Da 7 100 100 100 100 100 100 <br /> <br />7 Da Mean D Wei ht 0.5265 0.6663 0.6298 0.5355 0 551 0.556 <br /> <br />~~ H Maximum;Min~muml 7.12-7.45 722-750 7.34-7.78 7.33.7.58 7.23-7.57 7.37.7.41 <br />RECEIVING WATER USED FOR DILUTIONS NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WIT H DIVISION GUIDELINES YES <br />IF NO LIST ALL DEVIATIONS <br /> <br />HARDNESS (MGlL) EFFLUENT 1976-2054 MHW WATER 79.88 <br />ALKALINITY (MG1L) EFFLUENT 205.88-211.35 MHW WATER 60.12 <br />T AMMONIA IMG/L) INITIAL EFFLUENT. <1.0 FINAL EFFLUENT <1.0 <br />T RESIDUAL CHLORINE (MGIL) EFFLUENT <0.1 ~. /% <br />~. / ~ <br />LABORATORY, ENVIRO-CHEM ANALYTICAL. INC. ANALYST <br />