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<br />Table 15 - IRI-6 Annual <br />B-Groove Aquifer - Remote Down-gradient <br /> 2005 2007 2008 2009 <br />Lab Reference Number L51270 L62783 L70160 L77248 <br />Field Readin s <br />Depth to Water - Manual 404.8 204.50 407.10 <br />- <br />H** +0.1 units 8.9 9.0 10.19 <br />Conductivity 1400 969 1397 <br />Monthly Readings <br />Alkalinity Total as CaCo3 692 244 253 686 <br />- <br />Bicarb CO3 as CaCO3) 603 207 253 553 <br />Hardness 6 36 182 3 <br />Total Dissolved Solids 900 621 727 860 <br />Boron 0.52 0.06 0.11 0.43 <br />Calcium 1.1 5.0 63.6 U <br />Carbonate 89 37 U 133 <br />Chloride 39 12 12 44 <br />Fluoride 22.8 0.2 0.4 22.0 <br />Magnesium 0.7 5.8 5.6 0.4 <br />Potassium U 1.7 2.9 1.4 <br />Silica 16.8 12.6 11.9 13.5 <br />Sodium 367 202 247 302 <br />Strontium 0.38 0.64 1.08 0.22 <br />Sulfate U 220 230 10 <br />Annual Readings <br />Aluminum U U U U <br />Ammonia 0.67 0.08 0.21 0.80 <br />Arsenic U U U U <br />Barium 0.138 0.027 0.033 0.192 <br />Beryllium U U U U <br />Bromide U 0.1 U U <br />Cadmium U U U U <br />Chromium U U U U <br />COD 120 50 50 550 <br />Copper U U U U <br />Iron 0.02 U 0.19 U <br />Lead U U U U <br />Lithium 0.08 0.03 0.05 0.08 <br />Manganese 0.7 U 0.010 U <br />Mercury U U U U <br />Molybdenum U U 0.03 U <br />Nickel U U U U <br />Nitrate as N U 0.03 0.12 0.07 <br />Nitrate N03 + N02 as U 0.03 0.12 0.07 <br />Nitrogen, K'eldahl 7.8 2.4 1.9 35.5 <br />Phosphorus, Total 0.03 0.27 0.03 0.04 <br />SAR in water 68.10 14.8 8.06 72.20 <br />Selenium U U U U <br />Vanadium U U U U <br />Zinc U 0.02 0.02 0.02 <br />Cation/Anion Balance 0.6 -1 17.3 -9.4