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<br />COLORADO - CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITT'FFE: Twen mile Coal Co. CDPS NO. CO-0027154 OUTFACE: 007 <br />TYPE TEST: ROUTINE: XX ACCELERATID:_ TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >]00% >I00% Fisher/Dunnett's <br />Pass/Fail Pass N/A <br />IC~y >]00% >]00% Bootstra <br />Pass/Fail Pass N/A <br />TEST TIME & DATE START 1215 PM 04/25/00 END 1230 PM 05/02/00 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25% 50°/. 75% 100% <br />Da ] % Survival 100 100 100 100 100 ]00 <br />Da 2 100 100 100 100 ]00 100 <br />Da 3 100 100 100 100 100 100 <br />Da 4 100 100 100 100 100 100 <br />Da 5 90 100 80 ]00 ]00 ]00 <br />Da 6 90 100 80 100 100 100 <br />Da 7 90 100 80 100 100 100 <br /> <br />Mean 3 Brood Total 16.5 11.7 13.0 15.6 17.2 17.5 <br /> <br />H 'mum/Minimum 8.6/7.7 8.5!1.9 8.6/7.9 8.617.8 8.6!1.8 8.6!7.9 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI" (mg/I): <O 11 <br />HARDNESS Lg/Il: REC'V WATER: EFFLUENT: 1277 RECON WATER: 117 <br />ALKALINITY (mg/I): REC'V WATER: EFFLUENT: 225 RECON WATER: 85 <br />TOT. AMMONIA (mg/1): INITIAL 100%: <1.0 FINAL ]00%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DMSION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: G~,..~-, <br />4/14/99 <br />COMMERCIAL TESTING 8 ENGINEERING CO. <br />I Watermarked For Your Protection ~~~ <br />s~.a .a• <br />