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3.1.4 Fluoride <br />Fluoride concentrations have not exceeded the PDWS from October 2005 through October 2008. There are no identifiable <br />spatial or temporal trends for fluoride concentrations. <br />Fluoride <br /> Wells (CRMW) Site/Group <br /> <br /> 01 02 04 05 06 07 09 16 40 41 42 A VG <br />Oct-05 0.86 0.80 0.80 1.19 1.01 0.95 ---- ---- 1.00 1.03 ---- 0.96 <br />Nov-05 0.86 0.64 1.80 0.68 0.86 0.96 0.85 0.97 0.63 1.10 1.60 1.00 <br />Dec-05 0.94 0.94 0.44 ---- 0.82 0.91 ---- ---- 0.84 1.60 ---- 0.93 <br />Apr-06 1.10 1.10 0.44 ---- 0.74 0.89 ---- ---- 0.79 1.30 ---- 0.91 <br />Jul-06 1.30 1.10 1.40 ---- 0.91 1.90 ---- ---- 1.00 1.40 ---- 1.29 <br />Oct-06 1.30 1.20 1.30 0.93 1.10 0.91 0.86 1.10 1.20 1.50 1.70 1.19 <br />Dec-06 1.05 0.93 1.02 ---- ---- ---- 0.81 1.05 ---- ---- ---- 0.97 <br />Apr-07 1.16 0.96 1.18 ---- 1.29 ---- 0.92 1.10 ---- 1.11 ---- 1.10 <br />Jul-07 1.04 0.84 1.44 ---- 1.17 ---- 0.69 0.99 ---- 0.97 1.17 1.04 <br />Oct-07 0.96 1.00 1.18 1.34 1.41 ---- 0.83 1.11 1.01 1.08 1.27 1.12 <br />Jan-08 0.99 1.00 0.96 ---- 1.26 ---- 0.74 1.54 ---- 1.04 ---- 1.08 <br />Apr-08 1.25 ---- 1.13 ---- 1.47 ---- 0.90 1.39 ---- 1.19 ---- 1.22 <br />Jul-08 1.30 ---- 1.19 ---- 1.38 ---- 1.18 1.33 ---- 1.64 ---- 1.34 <br />Oct-08 1.39 ---- 1.19 1.07 1.25 ---- 1.29 1.33 1.09 1.48 1.19 1.25 <br />Average 1.11 0.96 1.11 1.04 1.13 1.09 0.91 1.19 0.95 1.26 1.39 1.10 <br />Stnd <br />Dev. 0.18 0.16 0.37 0.25 0.24 0.40 0.19 0.19 0.18 0.23 0.25 0.27 <br /> <br />2007 <br />Baseline 1.40 1.40 1.64 ---- 1.40 1.49 1.40 1.40 1.40 1.46 ---- 1.40 <br />The average fluoride level for the entire site has increased 0.04 mg/L from 2007 to 2008 with a standard deviation is 0.27 <br />mg/L. <br />Annual 2008 Sampling Report - Lupton Lakes -6- December 2008