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iii ~iiiiiiiiii~iii~ <br />~i <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />~I <br />.J <br /> <br /> <br />LJ <br />COLORADO - CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Twent~mileCoalCo. CDPS NO. CO-0027]54 OUTFALL:00] <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: C dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >]00% >100% Fisher/Steel's Man -One <br />PasslFail Pass N/A <br />ICzS >]00% >]00% Bootstra <br />Pass/Fail Pass N/A <br />TEST T]7vIE & DATE START 1115 AM 03/27/01 END 1005 AM 04/04/0] <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25% 50% 75°!0 100% <br />Da 1 % Survival 100 100 ]00 ]00 100 l00 <br />Da 2 ]00 100 100 100 100 100 <br />Da 3 100 100 100 100 100 100 <br />Da 4 100 ]00 100 100 100 100 <br />Da 5 100 100 100 100 100 ]00 <br />Da 6 100 100 100 100 100 100 <br />Da 7 100 100 100 ]00 ]00 100 <br /> <br />Mean 3 Brood Total 16.5 13.7 14.3 14.0 14.0 15.0 <br /> <br />H Maximum/Minimum 8.6/8.3 8.6/8.3 8.7/8.2 8.6/8.1 8.5/8.1 8.3/7.9 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CT (mg/I): <0.1 <br />HARDNESS (mom; REC'V WATER: EFFLUENT: ]497 RECON WATER: 128 <br />ALKALINITY (me/Il: REC'V WATER: EFFLUENT: 315 RECON WATER 87 <br />TOT. AMMONIA (m~): INITIAL ] 00% <1 0 FINAL 100% <1 0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF N0, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />~~ <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: t~~.~-: ~-~ <br />COM MERCIAL TESTING 8 ENGINEERING CO. <br />4114199 <br />~Onp nat Watermarked Far Your Protection ~~~ <br />•rya ,e. <br />