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<br />COLORADO - CDPS W ET TEST REPORT FORM -ACUTE <br />PERMITT'EE: Seneca Coal Company CDPS NO.: CO-0000221 OUTFACE: 016 <br />TYPE TEST: ROUTINE: XX ACCELERATED: TEST SPECIES: C. dubia <br />TEST RESULTS: LCso: 95.1% STATISTICAL METHOD: Probit <br />TEST TR~IE & DATE: BEGIN 1105AM 05/23/01 END 1010 AM 05/25/01 <br />DII,UTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 12.5% 25% 50% 75% 100% <br /># START OF TEST: 20 20 20 20 20 20 <br /># ALIVE AFTER 24 HRS: 20 20 20 20 20 20 <br /># ALIVE AFTER 48 HRS: 20 20 20 18 16 8 <br /># ALIVE AFTER 72 HRS: <br /># ALIVE AFTER 96 HRS: <br />RECEIVING WATER USED FOR DII,UTION? NO TOTAL RESID. Cl " (mg/I): <0.1 <br />HARDNESS (mg/I}: RECEIVING WATER: EFFLUENT: 480 RECON WATER: 125 <br />ALKAI,INTfY (mg/1):RECEIVING WATER: EFFLUENT: 200 RECON W ATER: 85 <br />pH: INITIAL: CONTROL 8.4 100% EFFLUENT 8.7 <br />FINAL: CONTROL 8.4 100% EFFLUENT 8.7 <br />TOTAL AMMONIA AS N (mg/I): INTI'IAL 100%: <1.0 FINAL 100%: <L0 <br />WERE ALL TEST CONDTi'IONS IN CONFORMANCE WTfH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />~t / ,(~'~ <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: C.~t,<.ti• i ""~'~ <br />COMMENTS: <br />4/14/99 <br />COMMERCIAL TESTING & ENGINE ERING CO. <br />Original Copy Wa~prmarFetl <br />For Yow ProlaCFpn <br />F a66 <br />~~~ <br />