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SeaCrest Project Number. 399396 <br />COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Seneca Coal Company CDPS No: CO-0000221 OUTFACE: 004 <br />TYPE TEST: Routine: XX Accelerated: Test Species: Pimephales promefas IWC: 7.8% <br />TEST RESULTS: LETHALITY GROWTH REPRODUCTION <br />Conc. With Stat. <br />Difference >100°h 6.25°!°, 25%, 50%, <br />100% NA <br /> PASS FAIL PASS/FAIL <br />IC25 > 100°l0 23.4% NA <br /> PASS PASS PASS/FAIL <br />STAT. METHOD USED: Statistical Diff.: Dunnett's ANOVA, Steel's Rank Test IC25: ICp <br />DATE: START: 14:30 AM/PM 10 / 5 / 99 END: 14:30 AM/PM 10 / 12 / 99 <br />DILUTIONS (% EFFLUENT) <br />Measurements Control 0% 6.25% 12.5% 25% 50% 100% Recon <br />°h Survival for Day 1 100 100 100 98 100 100 XX <br />Survival for Day 2 100 100 100 98 100 100 XX <br />°~ Survivallor Day 3 10D 100 100 98 100 100 XX <br />Survival for Day 4 100 100 100 98 93 95 XX <br />°,6 Survival for Day 5 100 100 100 95 90 90 XX <br />Survival for Day 6 100 100 100 85 90 83 XX <br />°h Survival for Day 7 100 100 100 85 90 80 XX <br />Mean 3 Brood Total )()( )()( XX XX XX XX XX <br />7 Day Mean Dry Wt 0.35 0.28 0.31 0.25 0.26 0.26 XX <br />pH Max/Min: 8.2/7.5 8.3!7.6 8.4!7.7 8.4/8.0 8.4/8.0 8.3/8.0 XX/XX <br />Hardness (k) mglL Receiving Water: NA Effluent: 2676 Recon water: 90 <br />Alkalinity (k) mglL Receiving Water: NA Eitluent: 211 Recon water: 68 <br />Total Ammonia as N (x) mglL Initial 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: Effluent aerated prior to test set-up. Dissolved oxygen <br />supersaturated. <br />Laboratory: THE SEACREST GROUP <br />Analyst(s): Geoff Henderson, Kevin Olmstead <br />