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SeaCrest Project Number. 300340 <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 promelas IWC: 17.3% <br />TEST RESULTS: LETHALITY GRt]1NTH RFPR017t1CT1nN <br />Conc. With Stat. <br />Difference 25°k, 50% 509x° NA <br /> PASS PASS PASSlFAIL <br />IC25 24.4°h >100% NA <br /> PASS PASS PASS/FAIL <br />STAT. METHOD USED: Statistical Diff.: Dunneri's ANOVA IC25: ICp <br />DATE: START: 15:30 AM/PM 8 / 8 / 00 END: 15:30 AM/PM 8 / 15 / 00 <br />DILUTIONS (% EFFLUENT) <br />Measurements Control 0% 12.5°h 25% 50% 75°.6 100°,6 Recon <br />Survival tot Day 1 100 100 10D 100 100 100 XX <br />°,6 Survival for Day 2 100 100 100 100 100 98 XX <br />% Survival for Day 3 100 98 93 88 80 80 XX <br />% Survival ror Day 4 98 98 85 63 80 78 XX <br />% Survival for Day 5 98 98 78 50 80 78 XX <br />°,6 Survival ror Day 6 98 95 73 50 80 78 XX <br />°~ Survival for Day 7 95 95 70 50 80 75 XX <br />Mean 3 Brood Total )()( )O( )()( )()( )()( )()( )()( <br />7 Day Mean Dry Wt 0.34 0.31 0.26 0.21 0.34 D.31 XX <br />pH Max/Min: 8.0/1.6 8.0/'I.6 8.0(/.8 8.18.9 8.2!7.9 8.2/7.9 XX/XX <br />Hardness (~) mg/L: Receiving Water: NA Effluent: 2752 Recon water: 83 <br />Alkalinity (k) mg/L: Receiving Water: NA Effluent: 142 Recon water. 68 <br />Total Ammonia as N (X) mglL: 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): Lee Wagner, Tim Jones ~ <br />Signature/Date: <br />