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COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE: Seneca Coal Company CDPS NO. CO-0000221 OUTFALL: WTC <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: P. prom <br />elas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Difference >100% >100% Fisher's Exact/Dunnett's <br />Pass/Fail <br />I Pass N/A <br />IC25 >100% >100% Bootstrap <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START April 29. 2008 END May 6. 2008 <br />10:30 AM 10:30 AM <br />DILUTION (% EFFLUENT) <br /> <br />Da <br />Da <br />Da <br />Da <br />Da <br />Da <br />Da MEASUREMENTS <br />1 % Survival <br />2 <br />3 <br />4• <br />5 <br />6 <br />7 CONTROL <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 6.50% <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 13.00% <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 25.00% <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 50.00% <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 100% <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br /> <br />7 Da Mean D Wei ht 1.065 0.785 0.715 0.86 0.77 0.96 <br /> <br />H Maximum/Minimum 7.6-8.17 7.51-7.92 7.445-7.864 7.554-8.008 7.852-8.233 8.104-8.480 <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 />HARDNESS (MG/L) EFFLUENT: 1978-2034 <br />ALKALINITY (MG/L) EFFLUENT: 178.94-205.88 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <0.1 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. <br />MHW WATER: 80.5 <br />MHW WATER: 53.32 <br />FINAL EFFLUENT: 0.0 <br />ANALYST: