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COLORADO-CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE:CVprus Yampa Vallev Coal Corn. CDPS NO. CO -0027154 OUTFALL:005 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES:P.promelas IWC: 100°s <br /> <br />~.. <br />TEST RESULTS: LETHALITY GROWTH <br />CONC.WITH STAT. <br />DIFFERENCE 100 °s 75.0 °s 's <br />PASS/FAIL FAIL N/A <br />IC25 63.2 °s 59.4 % % <br />PASS/FAIL FAIL N/A <br />STAT. METHOD USha: 5'1'A'1'15'1~1 C7a1, U11'N.:S[eel'S/DUnneL['S !l:[n: nog[s[rap <br />DATE: START 2 :30nm/7-14-98 END 1:35pm/7-21-98 <br /> <br /> <br /> DILUTION (% EFFLUENT) <br /> <br />MEASUREMENTS CONTROL (0%) 12.5 °s 25 % 50 % 75 % 100 % <br />SURVIVAL FOR DAY 1 100 100 100 100 100 92. 5 <br />2 100 100 100 100 95.0 62. 5 <br />3 100 97.5 100 97.5 92.5 47. 5 <br />4 100 97.5 100 97.5 92.5 47. 5 <br />5 100 97.5 97.5 92.5 87.5 32 .5 <br />6 100 90.0 95.0 87.5 75.0 27 .5 <br />7 100 90.0 87.5 80.0 65.0 27 .5 <br />MEAN 3 BROOD TOTAL: <br />7 d MEAN DRY WEIGHT: .471 .508 .511 .427 .281 .211 <br />PH MAX/MIN: 8_1/7_5 8_4/7_9 8_4/8_0 8_4/8_0 8_4/7_9 8_3/7_9 <br />HARDNESS (X) MG/L RECEIVING WATER: EFFLUENT: 2808 RECON WATER: 142 <br />ALKW~INITY (X) MG/L RECEIVING WATER: EFFLUENT: 258 RECON WATER: 87 <br />T. AMMONIA as N (X) MG/L INITIAL EFFLUENT: <1.0 FINAL EFFLUENT:<1.0 <br />T.RESIDUAL CHLORINE, MG/L 100%: <0.1 RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF N0, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />o/ ~~ <br />LABORATORY :Commercial Testing ~ Engineering ANALYST: ~•GLw ~~C...._<1l <br />COMMERCIAL7ESTING 8 ENGINEERING CO. <br />~:; <br />F-466 ~ ~ <br />