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<br />COLORADO -CDPS WET TEST REPORT FORTS -CHRONIC <br />PERMITTEE: Twentymile Coal Co. CDPS N0. CO-0027154 OUTFACE: 007 <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: C dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >]00% >]00% Fisher/Steel's Man -One <br />Pass/Fail Pass N/A <br />ICzs >]00% >]00% Bootstra <br />Pass(Fail Pass N/A <br />TEST TIME & DATE START 1125 AM 03!27!0] END ]030 AM 04/04/01 <br />DILUTION (% EFFLUENT) <br />1 <br />1 <br /> <br />COMMERCIAL TESTING 8 ENGINEERING CO. <br /> <br />4/14/99 <br />MEASUREMENTS CONTROL 12.5% 25% 50% 75% 100% <br />Da 1 %Survival 100 100 100 ]00 100 100 <br />Da 2 100 100 100 100 100 100 <br />Da 3 100 100 100 ]00 100 100 <br />Da 4 100 100 100 100 100 100 <br />Da 5 100 100 100 100 100 100 <br />Da 6 ]00 100 100 100 100 100 <br />Da 7 100 ]00 100 100 ]00 90 <br /> <br />Mean 3 Brood Total 15. ] 17.6 17.0 20.8 20.7 24.2 <br /> <br />H (Maximum/Minimum 8.718.3 8.618.3 8.5/8.3 8.5/8.2 8.5/8.2 8.5/7.9 i <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL Cl" (mg/1): <0.1 <br />HARDNESS (mg/I~ REC'V WATER: EFFLUENT: 400 RECON WATER: 128 <br />ALKALINITY (mgll): REC'V WATER: EFFLUENT: 72 RECON WATER: 85 <br />TOT. AMMONIA (mgL): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: <br />IF-~ LTA <br />Original Watermarketl For Your Protection u.c. a~ <br />