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SGS <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERNIITTEE: Seneca Coal Company CDPS NO.' CO-0000221_ OUTFACE: 010 <br />TYPE TEST: ROUTINE: XX ACCELERATED: SPECIES C. dubia <br />TEST RESULTS: LCSp: >100°b STATISTICAL METHOD: Binominal <br />TEST TIME & DATE. BEGIN: 1150 AM 07/28/04 END: 1050 AM 07/30/04 <br /> <br /> DILUTIONS (% 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 <br />48 HRS: 20 20 20 20 19 20 <br />_ <br /># ALIVE AFTER 72 HRS. <br /># ALIVE AFTER 96 HRS: <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI - (mg/l): <0.1 <br />HARDNESS (mgll): RECEIVING WATER: EFFLUENT: 1385 RECON WATER: 125 <br />ALKALINITY (mg/l): RECEIVING WATER: EFFLUENT: 125 RECON WATER: 85 <br />pH: INITIAL: CONTROL 7.9 100% EFFLUENT 8.0 <br />FINAL: CONTROL 7.7 100% EFFLUENT 8.0 <br />TOTAL AMMONIA AS N (ntg/l): INITIAL 100%: <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 />LABORATORY: SGS MINERALS SERVICES DIVISION ANALYST: ~ / . /~~! ~»~ <br />COMMENTS: / `` C; ~ ~' La <br />04108/03 <br />c, <br />,., <br />