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TABLE B -1. TRAPPER MINING COMPANY GROUND -WATER QUALITY DATA. (cont'd.) <br />Sample Point BALNC SAR CI SO4 Na K Ca Mg Al As <br />Name Date ( %) (ratio) (mg /I) (mg /I) (mg /I) (mg /I) (mg /I) (mg /I) (mg/I) (mg /I) <br />GC -2 9/15/1999 -0.400 1.76 33.0 580 123 4.80 152 132 0.0300 < 0.0010 <br />9/19/2000 -0.800 1.48 30.0 440 93.1 5.80 148 96.2 < 0.0300 < 0.0010 <br />10/2/2001 -3.80 1.57 33.0 420 93.0 5.40 137 81.6 < 0.0300 < 0.0010 <br />9/5/2002 -3.40 1.52 32.0 440 92.8 5.70 147 85.5 < 0.0300 < 0.0010 <br />9/15/2003 -2.40 1.39 31.0 420 84.5 5.80 155 79.7 < 0.0300 0.0002 <br />9/14/2004 -2.20 1.48 28.0 390 88.8 6.10 148 78.7 < 0.0300 < 0.0005 <br />9/20/2005 -8.50 1.37 29.0 400 76.7 4.60 130 69.3 < 0.0300 < 0.0005 <br />9/19/2006 -2.90 1.49 24.0 360 90.5 6.10 153 80.8 < 0.0300 < 0.0005 <br />GC -3 11/21/1974 9.12 2.60 31.0 400 160 7.00 122 97.0 0.530 < 0.0010 <br />4/28/1975 -5.83 1.91 19.0 301 105 4.00 92.0 83.0 < 0.0200 < 0.0100 <br />8/4/1975 -0.350 1.94 22.0 298 115 4.40 110 94.0 < 0.0200 < 0.0100 <br />4/28/1976 -10.9 2.34 23.0 273 125 14.0 66.0 91.0 3.20 0.0200 <br />7/21/1976 2.78 2.02 24.0 279 110 5.80 135 54.0 < 0.0100 0.0100 <br />10/13/1976 -1.17 2.08 12.0 290 130 9.40 130 100.0 0.0100 < 0.0100 <br />1/11/1977 25.3 1.36 11.0 321 115 6.50 305 145 9.60 < 0.0100 <br />12/7/1981 - -- - -- - -- 420 - -- -- -- 0.0700 0.0020 <br />12/30/1982 -0.100 2.00 30.0 410 130 11.0 120 120 < 0.0200 0.0050 <br />8/24/1983 4.08 2.00 15.0 420 122 8.00 124 100.0 - -- 0.0020 <br />8/15/1984 3.87 1.41 19.0 297 79.0 5.20 96.0 90.0 - -- < 0.0020 <br />9/23/1985 2.52 1.39 29.0 457 93.0 7.00 131 131 < 0.0500 < 0.0010 <br />6/18/1986 0.500 1.63 39.0 661 115 9.00 153 142 < 0.0500 < 0.0010 <br />9/11/1986 4.52 1.85 32.0 564 132 8.00 155 145 < 0.0500 0.0020 <br />9/11/1987 4.65 1.46 31.0 543 102 7.00 123 156 < 0.0500 < 0.0010 <br />9/22/1988 3.63 1.43 35.0 622 108 10.00 167 166 < 0.0500 < 0.0010 <br />9/14/1989 5.10 1.43 34.0 654 107 11.0 172 160 < 0.0500 0.0020 <br />9/18/1990 5.10 1.32 36.0 694 101 8.00 188 162 < 0.0500 < 0.0010 <br />9/12/1991 10.1 1.46 29.0 490 103 8.00 167 132 < 0.0500 < 0.0010 <br />9/16/1992 3.80 1.71 30.0 659 123 8.00 163 146 < 0.0500 < 0.0010 <br />B - 110 <br />