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<br />• COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />~ PERMITTEE: Twentymile Coal Co. CDPS NO. CO-0027] 54 OUTFACE: 001 <br />~, <br />~~ <br />.I <br />.~ <br />^I <br />^I <br />^I <br /> <br />~I <br /> <br /> <br />~i <br />^' <br />b. <br />i <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >100% 50% Fisher(Dunnett's <br />Pass/Fail Pass N/A <br />ICzs >]00% 30.6% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1215 PM 06/05/0] END 1210 PM 06/13/01 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25°Jo 50% 73% 100% <br />Da 1 % Survival 100 100 ] 00 100 100 100 <br />Da 2 100 100 100 100 100 90 <br />Da 3 100 100 100 100 100 90 <br />Da 4 100 100 ]00 100 ]00 90 <br />Da 5 100 ]00 100 90 90 90 <br />Da 6 100 100 100 90 90 90 <br />Da 7 90 90 100 80 80 90 <br /> <br />Mean 3 Brood Total 16.2 12.6 13.7 6.7 3.4 2.1 <br /> <br />H Maximum/Minimum 8.8/8.0 8.8/8.0 8.7/8.2 8.5/8.1 8.3/8.1 8.7(8.0 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI" (mg/I): <0.2 <br />HARDNESS (ms/I~ REC'V WATER: EFFLUENT: 2057 RECON WATER: 103 <br />ALKALINITY (mg/11: REC'V WATER: EFFLUENT: 322 RECON WATER: 88 <br />TOT. AMMONIA (mom: INITIAL ]00%: <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 />_ COMMERCIAL TESTING & ENGINEERING CO. <br />4/]4199 <br />"Onpinei Copy Waiermarketl <br />~ For vpur PrO~ealon <br />F-a66 <br />