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�Yy?�.=w s�,:'C�i= .�?" .' `J." �.Py;�eS%r",,,�v:.'S <br />i': ^;'"r ,e ,�; <br />Mean <br />`,n"+„l w`.:-',�.,. a.'3?t�'• �` :i's:i s��:. si w`�R�rs'i�AM�"T+Jo-L�^��" n "�, r <br />Range;`, Min. Min at <br />,' <br />l:A, OW <br />7.7 <br />0.2 <br />1.1 <br />8.3 <br />7.2 <br />'. ✓1)'', <br />11/12/13 <br />;1.abCotid. {t�mihcis/t) <br />906 <br />145 <br />593 <br />1,250 <br />657 <br />1!123/1) <br />5/11/12 <br />'TDS (0011) <br />634 <br />131 <br />600 <br />1,030 <br />430 <br />12/2/11 <br />5/21/12 <br />Sulfate (0011) <br />305 <br />90 <br />412 <br />580 <br />168 <br />12/1/11 <br />5/15/12 <br />Calcium (mg/1) <br />174 <br />36 <br />161 <br />279 <br />118 <br />11/22/11 <br />5/16/12 <br />Iron (toc rec ug/1) <br />69 <br />155 <br />720 <br />730 <br />10 <br />3/23/10 <br />8/15/13 <br />Manganese (mg/1) <br />0.019 <br />0.015 <br />0.03 <br />0.035 <br />0.003 <br />3/23/10 <br />5/23/11 <br />Sodium (mg/1) <br />7.3 <br />0.8 <br />3.1 <br />9.5 <br />6.4 <br />11/22/11 <br />8/24/09 <br />Magnesium (mg/1) <br />18.9 <br />3.8 <br />17.8 <br />32.0 <br />14.2 <br />11/22/11 <br />9/6/11 <br />A review of the water year for this series of wells up gradient to the mining area indicates one <br />maximum for calcium occurred at GW -N51. None of the other indicator parameters showed a <br />maximum or minimum for the water year. These wells are up gradient of mining and represent <br />groundwater conditions that are not influenced by mining activities. <br />161Page <br />