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<br /> <br /> <br /> <br />i <br /> <br /> <br />COLORADO - CDPS WET TEST REPORT FORM -ACUTE <br />PERMITTEE: Pitts & IyLdw~y Coal Co. CDPS NO.: CO-0032638 OUTFACE: 004 <br />TYPE TEST: ROUTINE: 7CX ACCELERATID:_ TEST SPECIES: P. promelas <br />TEST RESULTS: LCso: >100°/a STATISTICAL METHOD: Binomial <br />TEST T]ME & DATE: BEGIN 1125 AM 06/13/00 END 1215 PM 06!17/00 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0•/. 12.5•/. 25•/. 59•/. 75•/. 100•/. <br /># START OF TEST: 40 40 40 40 40 40 <br /># ALIVE AFTER 24 HRS: 40 40 36 37 39 38 <br /># ALIVE AFTER 48 HRS: 39 37 36 36 33 35 <br /># ALIVE AFTER 72 HRS: 39 37 34 36 32 34 <br /># ALIVE AFTER 96 HRS: 37 37 33 34 31 30 <br />' RECEIVING WATER USID FOR DILUTION? Z <br />HARDNESS (mg/l): RECEIVING WATER 210 <br />' ALKALINTI'Y (mg/!):RECFIVING WATER: 80 <br />' pH: 1NITIAL: CONTROL <br />FINAL: CONTROL <br />JO TOTALRESID. Cl' (mg/1): <0.1 <br />EFFLUENT: 2715 RECON WATER 105 <br />EFFLUENT: 50 RECON WATER: 85 <br />8.3 100% EFFLUENT 7.5 <br />8.1 100% EFFLUENT 7.7 <br />TOTAL AMMONIA AS N (mg/l): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? Y~ <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />I LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: C`.G....: ~..~-~ <br />' COMMENTS: <br />COMMERCIAL TESTING & ENGINEERING CO. <br />F~46B <br />lOrigmal Walermar. eo Fv Yrur Protection <br />4/14/99 <br />