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MEASUREMENTS <br />LETHALITY <br />CONTROL <br />6.25% <br />Pass /Fail <br />12.50% <br />25.00% <br />50.00% <br />100% <br />24 -hour <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />48 -hour <br />100 <br />100 <br />100 <br />100 <br />100 <br />100 <br />pH (Maximum /Minimum) <br />1 7.622 1 7.873 <br />1 7.99 <br />J 8.077 <br />1 8.154 <br />1 <br />8.275 <br />TEST RESULTS <br />LETHALITY <br />LC50 <br />>100% <br />Pass /Fail <br />Pass <br />COLORADO - CDPS WET TEST REPORT FORM - ACUTE <br />PERMITTEE: Trapper Mining, Inc. CDPS NO. CO -0032115 OUTFALL: 011 <br />TEST TYPE: ROUTINE XX ACCELERATED <br />TEST TIME & DATE START <br />HARDNESS (MG /L) EFFLUENT: 467 <br />ALKALINITY (MG /L) EFFLUENT: 1580 <br />T. AMMONIA (MG /L) INITIAL EFFLUENT: <1.0 <br />T RESIDUAL CHLORINE (MG /L) EFFLUENT: <0. 1 <br />04/12/11 END <br />10:30 AM <br />DILUTION (% EFFLUENT) <br />TEST SPECIES: C. dubia <br />04/20/11 <br />10:30 AM <br />RECEIVING WATER USED FOR DILUTION? NO <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST ALL DEVIATIONS: <br />MHW WATER: 70.5 <br />MHW WATER: 76.5 <br />FINAL EFFLUENT: <1.0 <br />LABORATORY: ENVIRO -CHEM ANALYTICAL, INC. ANALYST: /pip, !)� <br />