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~~ <br />1 <br />,~] <br />^ <br />1 <br />1 <br />.~ <br />COLORADO - CDPS WET TEST REPORT FORM -ACUTE <br />FERMI"I'"I'EE: 'I~wenlymile Coal Company CDPS NO.: CO-0027154 OUTFACE: 005 <br />TYPE TES'C: ROUTINE: 70{ ACCELERATED: TEST SPECIES: IJ. n:a~ <br /> <br />'PEST RESULTS: LCso: >100% STATISTICAL METHOD: Probit <br />'1'E51"TIME & DATE: BEGIN 1300 PM 11/09!01 END 1225 PM 11/1 1/01 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 12.5% 25% 50% 75% 100% <br />M a. START OF TEST: 20 20 20 20 20 20 <br />ll AL.IVE AFTER 24 HRS: 20 20 20 20 20 20 <br />N ALIVE AFTER 48 I-IRS: 19 20 17 20 18 17 <br /> <br /> <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESID. CI - (mg/I): <0. I <br />HARDNESS (mg/I): RECEIVING WATER EFFLUENT: 1135 RECON WATER: 215 <br />ALKALINITY (mgJl):RECEIVINGblATER: EFFLUENT: 440 RECON WATER. 160 <br />l pH: INITIAL: CONTROL 8.5 ]00% EFFLUENT 8.4 <br />J FINAL: CONTROL 8.3 100% EFFLUENT 8.5 <br />l'OTAL AMMONIA AS N (mg/I): INITIAL 100%: <].0 FINAL 100%: <l.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: <br />-~~=~, <br />LABORATORY: COMMERCIAL TESTING & ENGINEERING ANALYST: ~~""`" <br /> <br /> <br />w <br />COMMENTS: <br />.~ <br />Nwl WllhnellMRY for tour Proba°on <br />COMMERCIAL TESTING & ENGINEERING CO. <br />LTA <br />4/14(99 <br />