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Table 2: Selected Chemical Parameters of"Waters Entering the American Tunnel Level of the Sunnyside Mine <br /> Zn Pb Mn Cu Cd Fe As lab <br /> Sample Location Date Lab mg/1 mg/l mg/1 mg/l mg/1 mg/l mg/l pH Conductivity <br /> Washington Vein Hanging 3/5/91 R&N 0.59 0.19 1.58 0.03 0.005 0.17 -- 7.18 - <br /> Wall <br /> 3/5/91 IML 0.75 <0.005 2.01 <0.01 0.005 0.07 <0.005 7.54 1860 <br /> 3/13/91 IML 0.98 <0.005 2.21 <0.01 <0.002 0.06 <0.005 7.17 1990 <br /> 3/13/91 R&N 0.95 0.15 2.18 0.02 0.002 0.22 - 7.53 - <br /> Average 0.82 1 0.09 J 2.00 0.02 0.003 0.13 0.005 1736 1925 <br /> Washington Vein Foot Wall 3/5/91 R&N 33.43 0.21 64.29 0.13 0.090 0.38 - 7.68 -- <br /> 3/5/91 DAL 34.3 <0.005 61.9 <0.01 0.073 <0.05 <0.005 7.24 1850 <br /> Average 33.9 0.11 63.1 0.07 0.082 0.22 0.005 7.46 1850 <br /> West Drift 3/5/91 R&N 16.70 0.24 18.65 0.205 0.106 15.5 - 6.73 - <br /> 3/5/91 ITAL 17.9 <0.005 17.7 <0.01 0.082 5.47 <0.005 6.71 1740 <br /> Average 17.3 0.12 18.2 0.11 0.094 10.5 0.005 6.72 1740 <br /> Sunnyside Drift 3/5/91 R&N 0.09 0.18 1.83 0.02 <0.002 0.25 - 7.57 - <br /> 3/5/91 DAL 0.09 <0.005 2.10 <0.01 0.003 0.14 <0.005 7.60 1340 <br /> 3/13/91 DAL 0.06 <0.005 1.87 <0.01 <0.002 <0.05 <0.005 7.18 1430 <br /> 3/13/91 R&N 0.07 0.08 1.94 0.01 0.004 0.18 - 7.60 - <br /> Average 0.08 0.07 1.94 0.01 0.003 0.15 0.005 7.49 1385 <br /> Fault#1 3/5/91 R&N 47.08 0.21 91.4 0.34 0.064 334.0 - 5.9 - <br /> Fault#2 3/5/91 R&N 70.1 0.59 132.6 0.03 0.106 531.0 - 6.05 - <br /> Fault#2 3/5/91 RVfL 92.1 0.425 151 <0.01 0.089 537. <0.005 - - <br /> Notes: <br /> 'R&N is Root&Norton Laboratories of Silverton,Colorado. Analyses are for total recoverable metals. <br /> 'DAL is Inter-Mountain Laboratories,Inc. of Farmington,New Mexico. Analyses are for dissolved metals. <br /> unjusn\umny\110361\od91.Rpt 23 <br />