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COLORADO - CDPS WET TEST REPORT FORM -CHRONIC <br />PERMITTEE: Cyprus Yampa Valley Coal Corp. CDPS N0. CO-0027] 54 OUTFACE: 001 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: Pte. romelas <br />TEST RESULTS LET$ALITY GROWT$ STATISTICAL METHOD <br />Concentration with Statistical Difference 100% 50% Steel's/Dunnett's <br />Pass/Fail Fail N/A <br />ICis 18.1% 10.1% Bootstra <br />Pass/Fail Fail N/A <br />TEST TIIv1E & DATE START 1025 AM 11/16/99 END 0825 AM 11/23/99 <br />DII.UTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 12.5% 25% 50% 75% 100% <br />Da I % Survival 100 100 100 100 100 100 <br />Da 2 ] 00 ] 00 97.5 100 100 100 <br />Da 3 100 100 95.0 92.5 97.5 62.5 <br />Da 4 100 100 82.5 77.5 62.5 47.5 <br />Da 5 100 87.5 67.5 65.0 55.0 37.5 <br />Da 6 100 87.5 62.5 57.5 52.5 37.5 <br />Da 7 100 85.0 62.5 57.5 52.5 35.0 <br /> <br />7 Da Mean D Wei ht 0.537 0.372 0.302 0.260 0.217 0.144 <br /> <br />H (Maximum/Minimum 8.5/8.0 8.3/8.1 8.4/8.1 8.4/8.0 8.1!7.9 8.2/7.8 <br />M <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI' (mg/1): <0.1 <br />HARDNESS (mg/Il' REC'V WATER EFFLUENT 2350 RECON WATER: 113 <br />ALKALI1~iITY Lg/Il: REC' V WATER: EFFLUENT: 338 RECON WATER: 88 <br />N TOT AMMONIA ~~l' INITIAL 100%: <1.0 FINAL ]00%: <1.0 <br />M WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />M LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: C.(.~M ~ <br /> <br />4/14/99 <br />COMMERCIAL TESTING & ENGINEE RING CO. <br />Origrtul ~y WeUrmarklU <br />Fw Your P.a~ecran ~~~ <br />