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Apr 22 11 08:41a <br />970-245-5191 p.3 <br />COLORADO - CDPS WET TEST REPORT FORM - CHRONIC <br />PERMITTEE: McClave Canyon Mine CDPS NO. CO-0038342 OUTFALL: 001 <br />TEST TYPE: ROUTINE XX ACCELERATED TEST SPECIES: C. dubla <br />TEST RESULTS LETHALITY GROWTH STATISTICAL METHOD <br />Concentration w/ Statistical Differenoe 38.90% 42.10% FisheerdDunnetrs <br />Pass/Fail Fail NIA <br />IC2 43.40% 36.300/9 Bootstrap <br />Pass/Fail Fail NIA <br />TEST TIME & DATE START Mar. 31, 2011 END AAor. 7, 2011 <br />10:30 AM 10:30 AM <br />DILUTION (% EFFLUENT) <br />MEASUREMENTS CONTROL 6.50% 13.00% 25.00% 50.00% 100% <br />Da 1 % Survival 100 100 100 100 100 100 <br />Da 2 100 100 100 100 100 0 <br />Da 3 100 100 100 100 0 0 <br />Da 4 100 100 100 100 0 0 <br />a 5 100 100 100 100 0 0 <br />D 6 100 100 100 100 0 0 <br />Da 7 100 100 100 100 0 0 <br /> <br />Mean 3 Brood Total 24.2 21.2 24.8 18.6 0 0 <br /> <br />H MaximumlMinimum 7.951-7.974 8.164-8.324 8.425-8.481 8.607-0.863 8.750-8.999 8.910-9.208 <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 (MGR.: EFFLUENT: 233-246 MHW WATER: 80.5 <br />ALKALINITY (MGIL) EFFLUENT: 1673-1804 MHW WATER: 62.5 <br />T. AMMONIA (MG/L) INITIAL EFFLUENT. <1.0 <br />T.RESIDUAL CHLORINE (MG/L) EFFLUENT: <01 <br />LABORATORY: ENVIRO-CHEM ANALYTICAL, INC. ANALYST: