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• • <br />TABLE 7 <br /> Percentage of Milliequivalen[s per Liter for Major Ions, <br /> Madge Coal Average far Each Na[er Year <br />~I Seneca II-N Mine <br /> CA MG NA+K S04 CL HC03+C03 TDS <br /> <br />GN-52N-15W <br />1992 8.95 7.84 83.21 88.62 0.93 10.45 6828.00 <br />1991 18.26 16.71 65.04 86.37 1.02 12.61 6516.00 <br />1990 9.46 7.50 83.04 72.43 1.46 26.11 4126.00 <br />1988-89 2.05 1.95 96.00 42.51 2.00 55.49 1330.00 <br />TDS range 1988-89: 1208 to 1600 mg/l <br />GN-524-16N <br />1992 16.94 15.98 67.08 79.33 1.58 19.10 3678.00 ~ <br />1991 18.29 16.89 64.82 80.51 1.55 17.94 3232.00 <br /> <br />1988-90 Not enough water [o sample <br />GN-S2N-17H <br />1992 4.88 6.95 86.16 18.11 2.33 79.56 622.00 <br />1991 5.96 9.15 84.88 0.53 ~ 1.08 98.39 700.00 <br />1990 6.99 10.24 82.77 5.30 0.65 94.05 677.00 <br />1988-89 7.43 12.95 79.62 25.23 1.00 73.78 906.40 <br />TDS range 1988.89: 628 to 1662 mg/l <br />GN-S2N-18N <br />1992 22.77 36.15 41.08 25.47 0.47 74.06 614.00 <br />1991 24.19 35.67 40.14 26.18 0.65 73.17 672.00 <br />1990 22.16 31.34 46.51 27.08 0.63 72.30 746.67 <br />1988-89 22.07 39.21 38.72 27.52 0.60 71.80 669.33 <br />TDS range 1988-89: 626 to 718 mg/l <br />Note: Uell GY-S217-14Y did not have enough water to sample for entire period. ~ <br />