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COLORADO - CDPS WET TEST REPORT FORM - ACUTE <br />PERMITTEE: Trapper Mining Inc. <br />TEST TYPE: ROUTINE XX ACCELERATED <br />CDPS NO. CO-0032115 OUTFALL: 020. <br />TEST SPECIES: Fathead Minnows <br />TEST RESULTS - LETHALITY <br />LC50 >100% <br />Pass/Fail Pass <br />TEST TIME & DATE START 04/22/08 <br />10:00 AM <br />END 04/26/08 <br />10:00 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL=4 12.5;0% 25A0°lo 50.00% 7.5.00% 100%, - <br />24-hour 100 100 100 100 100 100 <br />48-hour 100 100 100 100 100 100 <br />72-hour 100 100 100 100 100 100 <br />96-hour 100 100 100 100 100 100 <br />I ?pl-l Maximum/Minimum) 8.049-8.350 7.904-8.259 7.97-8.285 8.123-8.499 8.268-8.329: 8.341-8.427 I <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 />HARDNESS (MG/L) EFFLUENT: 357.63 MHW WATER: 101.25 <br />ALKALINITY (MG/L) EFFLUENT: 122.81 MHW WATER: 54.18 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT: <1.0 FINAL EFFLUENT: <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <0.1 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: