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100,000 Total and Hexavalent Chromium 100,000 Iron and Manganese 1,000 Arsenic <br /> 0 Total Chromium <br /> 10,000 f Iron <br /> Hexavalent Chromium 10,000 Manganese ; —— WQO for Arsenic(10 Ng/L) <br /> -- WQO for Iron(300 Ng/L) <br /> J — WQO for Chromium(50 Ng/L) 1 —— WQO for Manganese(50 Ng/L) <br /> z 1,000 100 <br /> ili�lill� 1,000 �PPPM = NORN <br /> �PPPMJNORN <br /> f6 ^ � <br /> i 100 " -----------------N- ----------- � NORN <br /> i� <br /> NORN <br /> ----------------- ----------------- ES <br /> NEMP1 0 <br /> 100 `rNORN <br /> V _r <br /> o <br /> v L PPPM <br /> ------------10 10 <br /> i+ _ NORN <br /> �PPPM <br /> NEMP <br /> VI.T..iIIMM <br /> 10 - <br /> 1 �PPPM <br /> o <br /> VU <br /> 0.1 ..._.... 1 J-I91111111111s1 <br /> Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 Jan. 2008 an. 2009 Jan. 2010 Jan. 2011 Jan. 2012 <br /> 1,000 Sulfate <br /> 10,000 Total Organic Carbon 10 000 Total Dissolved Solids and Electrical Conductivity <br /> —————————— ----------------- 1,000 <br /> : <br /> 0 <br /> 100 1,000 _...... <br /> E <br /> rn 3100 <br /> Eai CO) ----------------------------------- <br /> c E <br /> ° &NOM MB�NIBIIII 1' <br /> r <br /> o <br /> c <br /> 10 w <br /> 10 L <br /> v 100 <br /> c <br /> o E <br /> U c <br /> 0 <br /> c <br /> - <br /> ®_ <br /> O TD <br /> ~ ECa <br /> _ <br /> ——— WQO for Sulfate(250 mg/L) <br /> EHII --- WQO for TDS(450 mg/L) <br /> 1 ........: 10 ®_ <br /> Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 <br /> 12 PH soo Oxidation-Reduction Potential Notes <br /> 500 The first sample point on the graphs represents baseline conditions before remedial <br /> 11 - activities affected groundwater in the vicinity of the well <br /> 400 - Non-detect values are plotted as half of the reporting limit <br /> 10 y Metals samples were filtered before analysis; concentrations are on a dissolved basis <br /> 300 - <br /> p Y <br /> r o Blue shading represents periods of treatment through vertical injection borings <br /> HOME <br /> = g 200 Red shading represents periods of treatment through the horizontal wells <br /> — - <br /> ° 100 = pg/L= micrograms per liter <br /> 8 0 S/cm - microSiemens per centimeter <br /> 0 p <br /> r E HOMEmg/L= milligrams per liter <br /> N 100 WQO=water quality objective (not established if not shown on individual graphs) <br /> uHOME <br /> 6 v -200HOME <br /> © 1;,::l `;��L`j <br /> HOME <br /> -300 <br /> 5 FORMER MARLEY COOLING TOWER COMPANY <br /> 400 <br /> - STOCKTON,CALIFORNIA <br /> 4 -500 CHEMICAL CONCENTRATIONS OVER TIME IN <br /> Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 Jan. 2008 Jan. 2009 Jan. 2010 Jan. 2011 Jan. 2012 DEEP WELL MW-361 <br /> GRAPH 37 <br />