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i- <br />i <br />-y <br />_i <br />_~ <br />Y <br />_I <br />COLORADO -CDPS N'ET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Twentvmile Coal Co. CDPS N0. CO-0027] 54 OUTFACE: 005 <br />TYPE TEST: ROUTINE: XX ACCELERATED. TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >]00% 50% Fisher/Steel's Man -One <br />Pass/Fail Pass N/A <br />IC=, >]00% 51.9% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 12 ] 5 PM 06/05/0] END 1 ] 50 AM 06/13/0] <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25% 50% 75% 100% <br />Da ] %Survival ]00 100 ]00 100 100 100 <br />Da 2 100 100 100 l00 100 ]00 <br />Da 3 100 100 100 100 100 100 <br />Da 4 100 100 100 ]00 100 100 <br />Da 5 100 ]00 100 100 100 100 <br />Da 6 100 100 100 100 ]00 100 <br />Da 7 100 100 ]00 100 80 80 <br /> <br />Mean 3 Brood Total 18.8 16.5 16.5 ] 4.3 11.6 4.7 <br /> <br />H aximum/Minimum S.b/7.7 8.718.4 8.9/8.3 8.9/8.5 8.9/8.5 8.9/8.4 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL Cl" (mg/I): <0.1 <br />HARDNESS (m~/1Y REC'V WATER EFFLUENT 778 RECON WATER 103 <br />ALKALINITY (mgfl)~REC'V WATER EFFLUENT: 442 RECON WATER: 88 <br />TOT AMMONIA (mil : 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 /> <br />4/]4/99 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />. Orginal Copy WatermarMec ~~~ <br />For Ypur Prolenipr. <br />.n6E <br />