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COLORADO - CDPS WET TEST REPORT FORM - ACUTE <br />PERMTI'TEE NAME: Western Fuels-Colorado (New Horiwn Mine) NPDES NO: OUTFACE NO: 007 <br />~i'PE OF TEST: ROUTINE: X ACCELERATED: TESL' SPECIES: Ceriodaohnia dubia <br />SO% MORTALITY TEST: X Pass Fail LC50: > 100%. STATISTICAL METHOD USED: Noae required <br />DATE/I'DKE TESL' BEGAN: 10/11/96 6:00 p.m. DATE/TIIVIE TEST COMPLETED: 10/13/96 7:00 p.m. <br />MEASUREMENTS <br />Dilutions (% Effluent) <br />Control Receiving 6.25% 12.5% 25% 50% 100% <br />(0%) Water <br />Initial 20 na 20 20 20 20 20 <br />Alive after 24 hrs 20 na 20 20 20 20 20 <br />after 48 hrs 20 na 20 20 20 20 20 <br />RECEIVING WATER USED FOR DII,UTION? (Y of N) N TOTAL RESIDUAL CHLORINE, MG/L: <0.05 <br />HARDNESS, MG/L: Receiving Water 1,133' Effluent 1 657 Recon Water 1.110 <br />ALICALIlHTI'Y, MG/L: Receiving Water 352` Effluent 300 Recon Water 398 <br />PH: IIHI1'IAIr Control 8.49 100% 7.71 FINAL Control 8.52 100% 8.01 <br />T AMMONIA AS N, MG/L: Initial 100% 0.56 Final 100% <br />_ <br />~RE ALL TESL CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST THE DEVIATIONS FROM TEST SPECIFICATIONS: <br />a <br />wl <br />fines <br />LABORATORY: WA +R & O ~NTAL TESTING INC. ANALYST: Lee R DATE: 10/21/96 <br />/ <br />p <br />/ <br />cif iJ ~D~v/ /CP <br />SIGNATURE <br />: <br />COMMENTS: esults for Receiving Water Chemistries was taken for Historical data. <br /> <br /> <br />• <br />