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Jul 25 08 10:24a Enviro Chem Analytical <br />9702459270 p4 <br />COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />PERMIT-TEE: Seneca Coal Company COPS NO CO-0000221 OUTFALL: WTE <br />TEST TYPE ROUTINE XX ACCELERATED TEST SPECIES P. mmelas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Difference >100% >100% Fishers ExacVDunnetfs <br />Pass/Fail Pass NIA <br />ICzs- >100% >100% Bootstrap <br />Pass/Fail Pass NIA <br />TEST TIME & DATE START June 17, 2008 END June 23. 2008 <br />10 30 AM 10.30 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 6.50% 13.00% 25.00% 50.00% 100% <br />D 1 °/o Survival 100 100 100 100 100 100 <br />Oa 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 10C 100 100 100 <br /> <br />7 Da Mean D Weight 0.316 0.298 0 295 0322 0.305 0 307 <br /> <br />H IMaximum/Mminnum ! 9" U6 188-8 23 / 17-7.96 7 65-7 83 7.34-7 -88---F-7.46-7.92 <br />RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST ALL DEVIATIONS: <br /> <br />HARDNESS (MG/L) EFFLUENT 2380-2450 MHW WATER 80.2 <br />ALKALINITY (MG/'_) EFFLUENT 218.8-226.32 MHW WATER' 69.5 <br />T AMMONIA (MG!L) INITIAL EFFLUENT 0.0 FINAL EFFLUENT' 0.0 <br />T RESIDUAL CHLORINE iMG/L) EFFLUENT. <0.1 <br />LAEORATORY ENVIRO-CHEM ANALYTICAL, INC. ANALYST: d z?