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:- <br />' III IIIIIIIIIIIII III <br />999 <br />COLORADO-CDPS WET TEST REPORT FORM-CHRONIC <br />PERMTCfEE: ~+pnas Twentymile Coal Company CDPS NO. CO-0042161 OUTFACE: 001 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD ~ <br />Concentrazion with Statistical DifFerence 75% 47°1o FisherlSteel's <br />Pass/Fail Pass N/A <br />IG=s 54.0% 38.0% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 0950 AM 06115!99 END 1000 AM 06/23/99 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25% 47% 75% 100% <br />Da 1 % Survival 100 100 L00 100 60 0 <br />Da 2 100 100 100 100 10 0 <br />Da 3 100 100 100 100 10 0 <br />Da 4 100 100 100 100 10 0 <br />Da 5 100 100 100 100 0 0 <br />Da 6 100 100 100 100 0 0 <br />Da 7 100 100 ]00 100 0 0 <br /> <br />Mean 3 Brood Total U0.8 7.6 10.7 2.8 0,0 0.0 <br /> <br />H Maximum/Minimum 8. 17.8 8.7/8.1 8.8/8.2 9.0/8.4 8.8/8.4 8.7/8.5 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI" (mg/I): <0.1 <br />HARDNESS (ma/I): REC'V WATER: EFFLUENT 722 RECON WATER• 108 <br />AIzKAL1MTY(mg/I):REC'V WATER: EFFLUENT 447 RECON WATER• 87 <br />TOT. AMMOMA (mall): INITIAL 100%: z5 0 FINAL 100%' ~4 0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF N0, LIST DEVIATIONS FROM TEST SPECIFICATIONS; <br />LABORATORY; COMMERCIAL TESTING & ENGINEERING ANALYST: <br />COMMERCIAL TESTING 8 ENOINEE RING CO. <br />I U~~Binel Cagy We~ermeke° <br />For Yaur Prolecaan <br />~ ~. w <br />L~G <br /> <br />4/14/99 <br /> <br />