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SeaCrest Project Number. 300273 <br />COLORADO -CDPS WET TEST REPORT FORM -CHRONIC ~ <br />PERMITTEE: Seneca Coal Company CDPS No: CO-0000221 OUTFACE: 008 <br />TYPE TEST: Routine: XX Accelerated: Test Species: Ceriodaphnia dubia IWC: 9.3% <br />TEST RESULTS: LETHALITY GROWTH REPRODUCTION <br />Conc. With Stat. <br />Difference >700°~ NA 100°h <br /> PASS PASS/FAIL PASS <br />IC25 > 100°k NA 49.7% <br /> PASS PASS/FAIL PASS <br />STAT. METHOD USED: Statistical Diff.: Dunnett's ANOVA. Fisher's Exact IC25: ICD <br />DATE: START: 14:10 AM/PM 6120 / DO END: 14:10 AM/PM 6 / 26 / 00 <br />DILUTIONS (% EFFLUENT) <br />Measurements Control 0% 6.25°.G 12.5% 25% 50°~ 100% Recon <br />°,6 Survival for Day 1 90 100 100 100 100 100 XX <br />°,6 Survival for Day 2 90 100 100 100 100 100 XX <br />Survival for Day 3 90 90 100 100 100 80 XX <br />Survival for Day 4 90 80 100 100 100 70 XX <br />°~ Survival for Day 5 90 80 100 100 100 70 XX <br />°.6 Survival for Day 8 90 80 90 90 100 70 XX <br />°~ Survival for Day 7 XX XX XX XX XX XX XX <br />Mean 3 Brood Total 15.8 15.2 14.8 17.0 11.8 7.9 XX <br />7 Day Mean Dry Wt )O( XX XX XX XX XX XX <br />pH Max/Min: 8.0/7.6 8.1!7.5 8.2/7.7 8.2/7.8 8.3/8.0 8.4/8.0 XX/XX <br />Hardness (x-) mg/L: Receiving Water. NA Effluent: 2183 Recon water. 89 <br />Alkalinity (k) mg/L: Receiving Water. NA Effluent: 263 Recon water. 50 <br />Total Ammonia as N (x) mg/L: Initial Effluent: <1.0 2nd Effluent: <1.0 Final Effluent: <1.0 <br />Total Residual Chlorine, mg/L: 100%: <0.01 Receiving Water Used for Dilution? N <br />Were All Test Conditions in Conformance with Division Guidelines? Y <br />List Deviations From Test Specifications: <br />Laboratory: THE SEACREST GROUP <br />Analyst(s): Stacey Breslow, Geoff Henderson <br />Signature/Date: <br />