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Table 10 - BG-1 Annual <br />B-Groove Aquifer <br /> 2006 2007 2008 2009 <br />Lab Reference Number L56730 L62799 L68226 L77248 <br />Field Readings <br />5 <br />530 <br />530.3 <br />528.1 <br />518.71 <br />De th to Water - Probe . 2 <br />9 69 <br />10 <br />H** +0.1 units 9.2 <br />1480 9.1 <br />1394 . <br />1530 . <br />1469 <br />Conductivity <br />Monthl Readings <br />808 <br />758 <br />737 <br />761 <br />Alkalinity Total as CaC03 597 491 <br />- <br />Bicarb HC03 as CaC03 628 572 2 <br /> 4 5 7 <br />Hardness 1010 981 943 979 <br />Total Dissolved Solids 79 <br />0 0.7b <br /> 0.72 0.75 . <br />Boron 0 <br />8 1.2 1.1 0.4 <br />Calcium . <br />179 186 140 270 <br />Carbonate <br />id <br />Chl 20 25 30 34 <br />or <br />e 1 <br />23 23.6 16.4 17.7 <br />Fluoride . <br />0 <br />6 0.4 1.0 0.3 <br />Ma nesium . <br />1 <br />3 4.0 3.5 3.3 <br />Potassium <br />ili . <br />4.9 5.1 10.6 7.7 <br />ca <br />S 399 390 380 349 <br />Sodium 30 <br />0 0.40 0.61 0.20 <br />Strontium . <br />U U U U <br />Sulfate <br />Annual Readin s <br /> <br />Aluminum <br />0.21 <br />0.04 <br />U U <br /> 1 <br />56 1.33 1.47 2.10 <br />Ammonia . <br />U U 0.0007 0.0008 <br />Arsenic 158 <br />0 0.242 0.300 0.247 <br />Barium . <br />U U U U <br />Ber Ilium 1 <br />0 0.1 U 0.11 <br />Bromide . <br />U U U U <br />Cadmium U U U U <br />Chromium 110 170 400 60 <br />COD U U U U <br />Co er 28 <br />0 0.23 0.03 0.05 <br />Iron . <br />U U U U <br />Lead 17 <br />0 0.17 0.13 U0.13 <br />Lithium . <br />U 0.011 U U <br />Man anese U U U U <br />Mercu U 0.02 U U <br />Mol bdenum U U U <br />Nickel U <br />02 <br />0 U U U <br />Nitrate as N . <br />02 <br />0 U U U <br />Nitrate 03 + N02 as N . 25 3 <br />5 <br />K'eldahl <br />Nitro en 7.2 12.1 . <br />, <br />Phos horus, Total 0.04 0.07 0.03 0.05 <br /> 10 <br />83 79.70 63.90 103 <br />SAR in water . U U U <br />Selenium U <br />U U U U <br />Vanadium 02 <br />0 0.02 U 0.03 <br />Zinc . <br />0 <br />0 1 <br />2 2.1 -4.6 <br />Cation/Anion Balance . .