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i <br />~~ <br />i <br />COLORADO - CDPS WET TEST REPORT FORM -ACUTE <br />' PERMITTEE: TwenNmile Coal Comoanv CDPS NO.: CO-0036664 OUTFACE: 62-FCT <br />' TYPE TEST: ROUTINE: XX ACCELERATED: _ SPECIES: C. dubia <br />TEST RESULTS: LCD: >100° STATISTICAL METHOD: Binominal <br />TEST TIME 8 DATE: BEGIN: 1035 AM 03!23104 END: 1030 AM 03/25!04 <br />' DILUTIONS (% EFFLUENT) <br />1 <br />1 <br />1 <br />MEASUREMENTS OY° 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 19 20 20 20 19 <br /># ALIVE AFTER 72 HRS: <br /># ALIVE AFTER 96 HRS: <br />' RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI " (mgll): <0.1 <br />I-IARDNESS (mgll): RECEIVING WATER: EFFLUENT: 535 RECON WATER: 150 <br />' ALKALINITY (mgll): RECEIVING WATER: EFFLUENT: 170 RECON WATER: 90 <br />pH: INITIAL: CONTROL 8.1 100% EFFLUENT 8.7 <br />FINAL: CONTROL 8.3 100% EFFLUENT 8.4 <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 8 ENGINEERING ANALYST: ~ J <br />COMMENTS: J.~JL <br />f~1;08:03 <br />1 <br />1 <br />1, <br />