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COLORADO -CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Twent mlie Coal Co. CDPS NO. CO-0034142 OUTFACE: 1__SP <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C. dubia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference >100% >100°io Fisher/ Dunnett's <br />Pass/Fail Pass N/A <br />ICzSPointEstimate >100% >100% Bootstrap <br />Pass/Fall Pass N/A <br /> <br />TEST TIME & DATE START 1200 4!10/2007 END 1200 4/17/2007 <br /> <br /> nll I ITIl1N !o% FFFI I IFAITI <br />MEASUREMENTS CONTROL 12.5% 25% 50% 75% 100% <br />Day 1 % Survival 100 100 100 100 100 100 <br />Day 2 100 100 100 100 100 100 <br />Day 3 100 100 100 100 100 100 <br />Day 4 100 100 100 100 100 100 <br />Da 5 100 100 100 100 100 100 <br />Day 6 100 100 100 100 100 100 <br />Day 7 100 100 100 100 100 100 <br /> <br />Mean 3 Brood Total 19.8 23.7 22.4 24.4 24.1 21.2 <br /> <br />pH (Maximum/Minimum) 8.2/7.7 8.2/8.1 8.2/8.1 8.2/7.9 8.3!7.9 8.4(7.8 <br /> <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL Cf (mglly: <0.1 <br />HARDNESS m /g I) REC'V WATER. _ _ .EFFLUENT;. 200 RECON WATER: . 80 <br /> <br />ALKALINITY {mgl11 REC'V WATER: EFFLUENT: 933 _RECON WATER: 70 <br /> <br />TOTAL Af~1h90NIA 1_mg/I1:_ INITIAL. 100°'0: <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 />LABORATORI'' SGS NORTH Atv1ERICA INC. ANALYST: KH1KW <br />