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3.2.5 Chloride <br />Chloride concentrations have exceeded the SDWS only in CRMW09 from October 2006 through January 2008. The chloride <br />baseline level was exceeded in CRMW01 in January 2008, CRMW02 in July 2006, and in CRMW41 in both January and April <br />2008. CRMW09 chloride concentration is higher than any of the other wells tested as shown below. <br />Chinrida <br /> Wells (CRMW) <br /> Site/Group <br /> 01 02 04 05 06 07 09 16 40 41 42 A VG <br /> <br />Oct-05 137 156 147 95 126 128 ---- - 106 104 ---- 124.8 <br />Nov-05 139 161 162 114 146 119 122 225 120 102 113 138.5 <br />Dec-05 139 150 115 ---- 113 107 ---- ---- 103 119 ---- 120.9 <br />Apr-06 134 138 122 ---- 112 100 ---- ---- 92 117 ---- 116.5 <br />Jul-06 155 163 82 ---- 123 100 ---- ---- 85 121 ---- 118.4 <br />Oct-06 171 158 110 94 96 123 256 122 107 127 127 135.6 <br />Dec-06 173 154 113 ---- ---- ---- 252 125 ---- ---- 163.5 <br />Apr-07 141 147 88 ---- 97 ---- 252 117 ---- 125 ---- 138.3 <br />Jul-07 151 148 50 ---- 96 ---- 228 116 ---- 175 95 132.4 <br />Oct-07 199 140 87 117 112 ---- 265 119 82 189 100 140.9 <br />Jan-08 211 127 98 --- 108 --- 251 114 --- 233 --- 163.3 <br />Apr-08 153 --- 114 --- 113 --- 239 112 --- 166 --- 149.2 <br />Jul-08 133 --- 47 --- 102 --- 209 102 --- 139 --- 122.0 <br />Oct-08 119 ---- 87 96 109 ---- 178 111 89 148 99.47 115.1 <br />Average 153.9 149.3 101.5 103.4 111.8 112.9 225.2 126.3 97.9 143.4 107 <br />0 133 <br />6 <br />Stnd . . <br />Dev. 26.2 10.8 31.9 11.3 13.9 12.2 44.8 35.3 13.1 38.1 13.0 44.2 <br />2007 <br />Baseline 175 160 158 ---- 158 158 263 158 158 162 ---- 158 <br />The average site-wide result for chloride has increased 1.2 mg/L from the 2007 annual report to 133.6 mg/L with a standard <br />deviation of 44.2 mg/L. <br />Annual 2008 Sampling Report - Lupton Lakes -12- December 2008