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<br /> <br /> <br />1 <br /> <br /> <br /> <br /> <br /> <br />COLORADO - CDPS W ET TEST REPORT FORM -ACUTE <br />PERIvII'ITEE: Pittsburg & Midway Coal Co. CDPS NO.: CO-0032638 OUTFACE: 004 <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: P.promelas <br />TEST RESULTS: LCso: > 100% STATISTICAL METHOD: Probit <br />TEST TIIyIE & DATE: BEGIN 1335 PM 12/07/99 END 1120 AM 17JI1/99 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 18% 25% 50% 75% 100% <br /># START OF TEST: 40 40 40 40 40 40 <br /># ALIVE AFTER 24 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 48 HRS: 40 40 40 39 39 40 <br /># ALIVE AFTER 72 HRS: 40 40 40 39 39 40 <br /># ALIVE AFTER 96 HRS: 40 40 40 39 39 40 <br />RECEIVING WATER USED FOR DII.UTION? NO TOTAL RESID. CI " (mg/1): <0.1 <br />HARDNESS (mg/I): RECEIVING WATER: 195 EFFLUENT: 2925 RECON WATER: 120 <br />' ALKALINITY (mg/I):RECEIVINGWRTER: 140 EFFLUENT: 60 RECON WATER: 80 <br />' pH: INITIAL: CONTROL 8.1 100% EFFLUENT 8.6 <br />FINAL: CONTROL 7.8 100% EFFLUENT 7.5 <br />TOTAL AMMONIA AS N (mg/1): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDIITONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: Cec.~,~ „ D <br />I COMMENTS: <br />1 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />Original Cooy Wa~ermarvea ~~~ <br />far your Praieaion <br />+66 <br />4/14/99 <br />