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K •' h <br />COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE: Seneca Coal Company CDPS NO. CO-0000221 OUTFALL: WTF <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Difference >100% >100% Fisher's/Dunnett's <br />Pass/Fail Pass N/A <br />IC25 >100% >100% Bootstrap <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START <br />May 13, 2008 END May 20, 2008 <br />10:30 AM 10:30 AM <br />MEASUREMENTS CONTROL 6.50% 13.00% 25.00% 50.00% 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 />Mean 3 Brood Total 27.3 37 35.7 28.3 30.6 27.7 <br />H Maximum/Minimum 8.052-8.663 7.460-8.360 7.647-8.300 7.842-8.450 8.108-8.550 8.336-8.715 <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: 2032-2134 MHW WATER: 80.5 <br />ALKALINITY (MG/L) EFFLUENT: 180.6-191.44 MHW WATER: 64.18 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <0.1 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: