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~ ~ III IIIIIIIIIIIII III <br />• <br /> Table 1 <br />Compar ison of Water Quality Data Near Mine No. 3 <br /> Mean Values, All Data <br /> Foidel Middle Middle Trout In-Strm. <br /> Dwnstrm. Upstrm. Dwnstrm. Dwnstrm. Standard <br />Parameter <br />--- Units <br />- 900 <br />-------- - 700 <br />------- 29 <br />-------- 69 <br />-------- <br />-------- <br />---------------- <br />Temperature ---- <br />°C 11.3 10.5 10.8 9.68 20 (+3) <br />Conductivity, field umhos/ 1805 687 1075 452 <br />Conductivity, lab cm 2359 765 1735 ~ 560 <br />pH, field pH 8.05 8.27 7.65 ~ 7.61 6.5 -9.0 <br />Hardness as CaCO3 mg/L 943 307 652 ~ 325 <br />Solids, dissolved mg/L 2168 509 961 476 <br />Solids, suspended mg/L 194 -353 -212 -130 <br />SAR -- 1.10 0.68 0.91 -0.51 <br />Calcium, dissolved mg/L 193 72 140 70 <br />Magnesium, diss. mg/L 110 31 75 36 <br />• Sodium, dissolved mg/L 88 30 54 -22 <br />Bicarbonate as HCO3 mg/L 287 270 252 170 <br />Sulfate mg/L 839 140 476 218 <br />Cadmium, tot. rec. ug/L -0.53 -0.63 -1.07 -0.21 1 <br />Mercury, tot. rec. ug/L -0.13 -0.19 -0.17 -0.13 0.05 <br />Selenium, tot. rec. ug/L -1 -1 -1.1 -1 20 <br />Silver, tot. rec. ug/L -0.60 -0.58 -0.29 -0.10 0.1 <br />Zinc, tot. rec. ug/L -50 -20 -21 -13 50 <br />Iron, tot. rec. ug/L 4217 4396 -1451 499 1000 <br />Manganese, diss. ug/L 382 -118 340 <br />Mang., tot. rec. ug/L 508 264 383 47 1000 <br />Moly., tot. rec. ug/L -24 -22 -49 -50 <br />Ammonium, tot. as N mg/L 0.197 0.07 -0.15 -0.200 <br />Ammonia, free as N mg/L -0.123 -0.041 -0.002 -0.010 0.020 <br />Nitrate as N mg/L -3.012 -0.061 -0.338 -0.077 <br />NO3 + NO2 as N mg/L 1.97 -0.19 -1.34 -0.72 <br />Ortho-P as P, diss. mg/L -0.02 -0.020 -0.030 -0.03 <br />Notes: 1) "-" means less t han <br />2) Standards for ir on and manganese are for "total" <br />3) Mean are calcula ted using the det ection limit for <br />below det ection limit values <br />• <br />