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i ~~ <br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />' PERMiTTEE: Twentvmile Coal Company CDPS NO.: CO-0036684 OUTFACE: 62-FCT <br />' TYPE TEST: ROUTINE: XX ACCELERATED: _ SPECIES: C. dubia <br />TEST RESULTS: LCD: >100% STATISTICAL METHOD: Binomial <br />TEST TIME & DATE: BEGIN: 1200 PM 10/27/04 END: 1410 PM 10/29/04 <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 48 HRS: 20 20 19 20 20 19 <br /># ALIVE AFTER 72 HRS: <br /># ALIVE AFTER 96 HRS: <br />1 <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI - (mgA): <0.1 <br />HARDNESS (mg/I): RECEIVING WATER: EFFLUENT: 1355 RECON WATER: 120 <br />ALKALINITY (mg/I): RECEIVING WATER: EFFLUENT: 390 RECON WATER: 75 <br />pH: INITIAL: CONTROL 7.6 100% EFFLUENT 8.0 <br />FINAL: CONTROL 8.2 100% EFFLUENT 8.1 <br />TOTAL AMMONIA AS N (mg/I): 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 COMMERCIAL TESTING & ENGINEERING ANALYST: '~ a,~ <br />COMMENTS: <br />' 04/08/03 <br /> <br /> <br />