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_ = iii uiiiiiiiiiiiiii <br />i ...., <br />' COLORADO - CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Cypnas Twentvmile Coal Co CDPS N0. CO-0036684 OUTFACE: OOlA <br />TYPE TEST: ROUTINE: XX ACCELERATED:` TEST SPECIES: C. chtbia <br />TEST RESULTS LETHALITY REPRODUCTION STATISTICAL METHOD <br />Concentration with Statistical Difference 100°/p 12.5% Fisher/Steel's <br />Pass/Fail Pass N/A <br />ICzs 82.5% 23.6% Bootstra <br />PasslFail Pass N(A <br />TEST TIME & DATE START 1040 AM 06/15/99 END 1030 AM 06/23(99 <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 21% 50% 75% 100% <br />Da 1 % Survival 100 100 100 100 100 100 <br />Da 2 100 100 100 100 t00 70 <br />Da 3 100 90 100 90 100 70 <br />Da 4 100 90 100 90 ]00 70 <br />Da 5 100 90 90 90 100 60 <br />Da 6 100 90 90 90 100 SO <br />Da 7 100 90 90 90 90 40 <br /> <br />Mean 3 Brood Total 9.2 4.2 5.1 4.0 0,9 0.0 <br /> <br />H Maximum/Minimum 8.6!7.8 8.518.2 8.6!8.2 8.4/8.0 8.318,0 8.2/7.9 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI" (mg/I): <0.1 <br />HARDNESS (mg/q: REC'V WATER: EF FLUENT: 2392 RECON WATER: 108 <br />ALKAL12~iITY(~rlg[l)•REC'V WATER• EFFLUENT: 350 RECON WATER: 87 <br />TOT AMMONIA (m$(b• IMTIAL 100%: <1.0 FINAL ]00%• <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? <br />1F NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: <br />(~.,,_~ ~c.c.-_.9 <br />4114199 <br />COMMERCIAL TE&TINO & ENGINEERING CO. <br />1 otle~~a~ Capy WelermerkeE ~~~ <br />g For Your Pfolmnon <br />