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COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE: Seneca Coal Company CDPS NO. CO-0000221 OUTFALL: VVTH <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: P. promelas <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Difference >100% >100% Fisher's Exact/Dunnett's <br />Pass/Fail Pass N/A <br />IC25 >100% >100% Bootstrap <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START April 15, 2008 END April 22, 2008 <br />10:30 AM 10 30 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS <br />Da 1 % Survival <br />Da 2 <br />Da 3 <br />Da 4 <br />Da 5 <br />Da 6 <br />Da 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 Weight 0.643 0.62 0.653 0.475 0.63 0153 <br /> <br />H Maximum/Minimum 7.572-7.957 6.883-7.564 7.207-7.670 7.481-8.383 i 697-8.199 7867.8 422 <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: 187.98-769.65 MHW WATER: 101.25 <br />ALKALINITY (MG/L) EFFLUENT: 75.85-119.20 MHW WATER: 46.96 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: 0.0 FINAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT. <0.1 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: ;? ') L Z, 24,11 ,