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R.� ;".°iry�A "�±.. iK�s"'b�Y �` a1 i� ,'f• .i . ^t��t. .,C'eC <br />...�.k�. �» � <br />Kq'- _ _..+Ln' �'.� atLa1M3��ai.�w <br />Range <br />. <br />inMin.Mean at <br />tA`•. ,+r,�`i. a��� _'��-' ;:�i::�`iR ,S. `�.��• <br />.. <br />, y`t� <br />tY.,� <br />��'�I� vi:5.�`1.�c 1-'. <br />6.5 <br />0 <br />1.1 <br />7.0'- <br />5.9 <br />31 <br />8/25/09 <br />1,179 <br />203 <br />1,034 <br />1,$813 <br />84611 <br />11/14/16 <br />�I%OBA <br />881 <br />190 <br />891 <br />1,490 <br />599 <br />2/10/16 <br />11/14/16 <br />Sulfate(me) <br />603 <br />139 <br />657 <br />1,060 <br />403 <br />2/10/16 <br />11/14/16 <br />calcium (09/1) 147 37 226 325 99 5/28/13 11/14/16 <br />Iran (toc rec ug/1) 2,964 1,260 4,780 6,040 1,260 5/28/13 8/29/12 <br />Manganese (mg/1) 1.41 0.22 0.64 1.70 1.06 3/3/10 9/7/11 <br />Sodium (mg/1) 32.7 5.5 21.1 41.2 20.1 2/10/16 8/17/16 <br />Magnesium (mg/1) 54.6 12.5 61.7 96.0 34.3 2/10/16 8/17/16 <br />A review of the water year for this series of wells north of the mining area indicates several <br />maximums levels for laboratory conductivity, TDS, sulfate, and calcium occurred at GW-NN49. <br />No other minimum or maximums occur in during the water year for the indicator parameters at <br />this series of wells. These wells are up gradient of mining and represent groundwater conditions <br />that are not influenced by mining activities. <br />141Page <br />