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COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE Seneca Coal Company CDPS NO CO-0000221 OUTFALL. WTD <br />TEST TYPE. ROUTINE UDC ACCELERATED _ TEST SPECIES C. dubJa <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Difference >100°,5 >100% Fishers/Dunnett's <br />PassiFail Pass NIA <br />IC-. =•100'/0 >100% Bootstrap <br />Pass~Fa~l Pass N!A <br />TEST TIME 8 DATE START April 10. 2007 END Aprd 17.2007 <br />10.30 AM 10:30 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 8.6076 13.00'.6 25.00% 50.00% 10096 <br />Da 1 °,~ Survival 100 t00 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 />Mean 3 Brood Total 23.9 23 6 22,3 23.5 25.1 22 8 <br /> <br />pH !Max~rnum,Mm~mumi 7 33-7.56 7.35.7 76 7 19-7 55 7.43-7.68 7.38-7 69 734-7.89 <br />RECEIVING WATER USED FOR DILUTIONS NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES YES <br />IF NO LIST ALL DEVIATIONS <br />HARDNESS (MGIL EFFLUENT 1764-1792 MHW WATER 79.88 <br />ALKALINITY (MG/L) EFFLUENT 305.78-321.44 MHW WATER 80.12 <br />T AMMONIA (MGILI INITIAL EFFLUENT <1.0 <br />T RESIDUAL CHLORINE {MGlLI EFFWENT <0.1 <br />LABORATORY ENVIRO-CHEM ANALYTICAL, INC. ANALYST <br />