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<br />COLORADO - CDPS WET TEST REPORT FORM -ACUTE <br />PERMTITEE: Pittsbur¢ & Midway Coal Co. CDPS NO.: CO-0032638 OUTFACE: 007 <br />TYPE TEST: ROUTINE: XX ACCELERATED:- TEST SPECIES: ~romelas <br />TEST RESULTS: LCso: >100% STATISTICAL METHOD: Binomial <br /> <br /> <br /> <br /> <br /> <br />PEST TIME & DATE: BEGIN 1050 AM 03/13/01 END 0935 AM 03/17/01 <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 40 40 40 40 <br /># ALIVE AFTER 48 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 72 HRS: 40 40 40 40 40 40 <br /># ALIVE AFTER 96 HRS: 40 40 40 40 40 40 <br />RECEIVING WATER USED FOR DII,UTION? <br />HARDNESS (mg/1): RECEIVING WATER: <br />ALKALII~IITY (mg/t):RECEIVINGWRTER: <br />pH: INITIAL: CONTROL <br />FINAL: CONTROL <br />[d0 TOTAL RESID. Cl " (mg/I): <0.1 <br />EFFLUENT: 2445 RECON WATER: 110 <br />EFFLUENT: 315 RECON WATER: 95 <br />8.5 100% EFFLUENT 8.1 <br />8.4 100% EFFLUENT 8. l <br />TOTAL AMMONIA AS N (mg/1): INITIAL 100%:.080 FINAL 100%: <l.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? NO <br />~' NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: Test initiated on 3/13/01 using P&M Edna <br />Mine's previous permit. New permit revision not received until 3/14/01 Therefore. test was started and <br />completed using an IWC of 59%. This does not appeaz to alter the results of the bioassak ~_ jam- <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: its..- /µ"=` <br />COMMENTS: <br />4/ 14/99 <br />COMMERCIAL TESTING & ENGINEERING CO. <br />C6fi ____. _ ~~~ <br />~OQ VIdI .~dl a.P Cl ]:PL I:OI1 . <br />