1993-03-30_HYDROLOGY - M1977378 (3)

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TABLE 1 San Juan County lining Venture- Sunnyside Mine /Mayflower Mill Water Data Summary Site: AR3.* Date Available thru: 09- Jul -91 Mean 7.7 7.3 7.7 168 264 164 4 129 28 0 0.40 ERR 0.17 0.00 0.63 MAX 8.5 7.9 12.0 300 371 302 21 168 34 0 2.55 ERR 0.90 0.00 1.49 MIN 6.7 6.4 2.0 110 197 58 0 86 19 0 0.01 ERR 0.00 0.00 0.31 C uS uS ag/l mg/1 mg /1 mg /I mg /1 mgil mg /1 mg /1 mg/1 mg /1 Station Sampldate lab Oagd FieldpH labpH FieldT FieldCondlabcond TDS(180I TSS Hard Alk Ac NO3 &NO2 NO2 NH3 -N Cyanide Fl AR3.5 01- Jul -86 7.7 85 1 AR3.5 01- Aug -86 7.8 113 0.001 AR3.5 01= yep -86 7.5 117 7 0.004 AR3.5 01- Oct -86 7.3 148 1 137 0.01 0.01 0.001 AR3.5 02- Sep -87 IML 47.5 7.6 7.6 11.0 160.0 233 170 nd 105 32 nd 0.15 0.03 0.31 AR3.5 03- May -88 IML 38.4 7.9 7.0 8.0 120.0 260 166 3 115 26 nd 0.23 0.03 nd 0.4 AR3.5 18- Oct -88 IML 26.7 7.1 7.0 270 200 3 125 34 nd 2.55 0.90 nd 0.39 AR3.5 20- Apr -89 IML 115.9 7.9 6,4 9.0 150.0 218 58 2 93 19 nd 0.31 0.35 nd 0.39 AR3.5 16- May -89 IML 76.0 7.1 6.9 4.5 110.0 197 112 1 86 27 <1 0.31 0.1 <.005 0.52 AR3.5 30- Oct -89 IML 17.6 8.0 7.8 2.0 170.0 339 302 2 139 32 0 0.14 <.01 <.005 0.53 AR3.5 12- Mar -90 iMLIASnotmeas 8.2 7.0 2.0 300.0 371 272 6 168 31 0 0.16 0.199 <.005 0.528 AR3.5 04-May-90 IML 35.7 8.5 7.3 8.0 165.0 290 186 1 130 30 0 0.23 0.07 <.005 0.9 AR3.25 30- Jul -90 IML 7.7 7.9 12.0 230 192 5 112 23 0 0.39 0.08 <.005 0.67 AR3.5 30- Jul -90 IML 7.7 7.8 12.0 230 194 2 108 23 0 0.44 0.06 <.005 0.52 AR3.5 24- Sep -90 IML /THE 160 AR3.5 30- Oct -90 IML 47.0 8.0 6.8 10.0 254 136 3 112 31 0 0.06 0.36 <.005 1.49 AR3.5 06- Dec -90 IML /THE 7.7 7.7 138 AR3.5 11- Dec -90 IML ?THE 138 AR3.5 15- Jan -91 IMLITHE 143 AR3.5 24- Jan -91 IML /THE 157 AR3.5 12- Mar -91 IML /THE 152 AR3.5 30- Apr -91 IML /RN 35.1 6.7 7.8 5.9 274.0 172 21 124 32 0 0.19 <.04 i.01 0.91