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Parameters <br />No. of <br />Samples <br />High <br />Date <br />Low <br />Date <br />Average <br />Units <br />Wet Chemistry <br />Bicarbonate as CaCO3 <br />105 <br />899.00 <br />10/28/02 <br />524.00 <br />9/14/04 <br />686.38 <br />mg /I <br />Carbonate as CaCO3 <br />105 <br />210.00 <br />7/30/03 <br />16.00 <br />11/21/08 <br />87.06 <br />mg /I <br />Total Alkalinity as CaCO3 <br />105 <br />911.00 <br />11/21/05 <br />612.00 <br />4/17/02 <br />767.70 <br />mg /I <br />Bromide <br />20 <br />0.10 <br />8/12/04 <br />0.10 <br />8/12/04 <br />0.10 <br />mg /I <br />Cation -Anion Balance <br />105 <br />13.40 <br />8/2/06 <br />-11.70 <br />4/29/10 <br />-1.40 <br />ok <br />Sum of Anions <br />105 <br />19.90 <br />11/21/05 <br />12.60 <br />8/2/06 <br />16.98 <br />meq /I <br />Sum of Cations <br />105 <br />19.60 <br />8/22/02 <br />13.60 <br />4/29/10 <br />16.52 <br />meq /I <br />Chemical Oxygen Demand <br />20 <br />400.00 <br />8/22/02 <br />10.00 <br />8/2/06 <br />97.89 <br />mg /I <br />Chloride <br />105 <br />57.90 <br />8/30/06 <br />2.00 <br />8/2/06 <br />14.57 <br />mg /I <br />Conductivity, Lab <br />104 <br />1690.00 <br />10/28/02 <br />1160.00 <br />8/2/06 <br />1474.62 <br />pmhos <br />Fluoride <br />105 <br />26.90 <br />12/16/03 <br />2.60 <br />4/27/04 <br />22.26 <br />mg /I <br />Hardness as CaCO3 <br />104 <br />47.00 <br />9/30/08 <br />5.00 <br />11/27/02 <br />14.35 <br />mg /I <br />Nitrate as N, dissolved <br />19 <br />2.06 <br />9/28/06 <br />2.06 <br />9/28/06 <br />2.06 <br />mg /I <br />Nitrate /Nitrite as N, dissolved <br />19 <br />2.08 <br />9/28/06 <br />0.02 <br />5/18/06 <br />0.77 <br />mg /I <br />Nitrite as N, dissolved <br />19 <br />0.21 <br />8/2/06 <br />0.01 <br />5/18/06 <br />0.08 <br />mg /I <br />Nitrogen, Ammonia <br />20 <br />1.61 <br />9/30/08 <br />0.59 <br />12/20/07 <br />0.87 <br />mq /I <br />Nitrogen, Organic <br />18 <br />27.00 <br />8/22/02 <br />0.50 <br />8/2/06 <br />6.10 <br />mg /I <br />Nitrogen, Total Kjeldahl <br />20 <br />28.00 <br />8/22/02 <br />1.50 <br />8/2/06 <br />6.67 <br />mg /I <br />pH, lab <br />105 <br />9.20 <br />5/21/09 <br />7.50 <br />8/30/08 <br />8.72 <br />units <br />Phosphate, total <br />16 <br />155.00 <br />5/18/06 <br />0.12 <br />8/18/10 <br />72.42 <br />mg /I <br />Phosphorus, total <br />20 <br />0.15 <br />8/16/11 <br />0.03 <br />8/2/06 <br />0.05 <br />mg /I <br />SAR in Water <br />104 <br />73.30 <br />12/16/02 <br />23.40 <br />9/30/08 <br />44.00 <br />none <br />Sulfate <br />103 <br />50.00 <br />9/28/06 <br />0.50 <br />3/23/05 <br />12.77 <br />mg /I <br />Sulfide <br />12 <br />0.80 <br />8/22/02 <br />0.03 <br />9/28/06 <br />0.21 <br />mg /I <br />Total Dissolved Solids <br />105 <br />1020.00 <br />10/28/02 <br />789.00 <br />8/2/06 <br />919.31 <br />mg /I <br />Conductivity, Field <br />113 <br />2107.00 <br />9/15/11 <br />1101.00 <br />10/5/06 <br />1485.25 <br />pmhos <br />pH, Field <br />113 <br />10.01 <br />7/29/09 <br />7.40 <br />8/25/05 <br />8.68 <br />units <br />temperature ( °C), Field <br />84 <br />21.00 <br />8/18/10 <br />5.80 <br />1/26/10 <br />12.30 <br />( °C) <br />Water Level, Field <br />75 <br />547.26 <br />11/10/10 <br />501.00 <br />3/14/08 <br />510.01 <br />Ft. <br />Parameters <br />No. of <br />Samples <br />High <br />Date <br />Low <br />Date <br />Average <br />Units <br />Metals <br />Aluminum, dissolved <br />21 <br />0.67 <br />8/21/03 <br />0.03 <br />5/18/06 <br />0.15 <br />mg /I <br />Arsenic, dissolved <br />21 <br />U <br />9/30/08 <br />U <br />8/25/05 <br />U <br />mg /I <br />Barium, dissolved <br />21 <br />0.14 <br />7/29/09 <br />U <br />8/18/10 <br />0.02 <br />mg /I <br />Beryllium, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Boron, dissolved <br />104 <br />0.97 <br />7/12/07 <br />0.34 <br />8/21/03 <br />0.71 <br />mg /I <br />Cadmium, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Calcium, dissolved <br />105 <br />11.70 <br />9/30/08 <br />1.10 <br />12/16/02 <br />2.87 <br />mg /I <br />Chromium, dissolved <br />21 <br />0.02 <br />9/28/06 <br />0.02 <br />9/28/06 <br />0.02 <br />mg /I <br />Copper, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Iron, dissolved <br />21 <br />0.63 <br />9/28/06 <br />0.01 <br />8/12/04 <br />0.12 <br />mg /I <br />Lead, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Lithium, dissolved <br />21 <br />0.16 <br />8/12/04 <br />0.08 <br />8/21/03 <br />0.14 <br />mg /I <br />Magnesium, dissolved <br />104 <br />4.40 <br />9/30/08 <br />0.60 <br />11/27/02 <br />1.76 <br />mg /I <br />Manganese, dissolved <br />19 <br />0.19 <br />9/30/08 <br />0.01 <br />3/14/08 <br />0.04 <br />mg /I <br />Mercury, dissolved <br />21 <br />U <br />9/28/06 <br />U <br />9/28/06 <br />U <br />mg /I <br />Molybdenum, dissolved <br />21 <br />0.12 <br />8/22/02 <br />0.01 <br />8/18/10 <br />0.04 <br />mg /I <br />Nickel, dissolved <br />21 <br />0.03 <br />9/30/08 <br />0.02 <br />8/30/08 <br />0.03 <br />mg /I <br />Potassium, dissolved <br />105 <br />6.20 <br />7/24/02 <br />0.60 <br />11/21/08 <br />2.02 <br />mq /I <br />Selenium, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Silica, dissolved <br />104 <br />29.30 <br />4/17/02 <br />5.50 <br />8/21/03 <br />14.21 <br />mq /I <br />Sodium, dissolved <br />105 <br />434.00 <br />8/22/02 <br />303.00 <br />4/29/10 <br />367.32 <br />mq /I <br />Strontium, dissolved <br />104 <br />0.80 <br />9/30/08 <br />0.06 <br />4/27/04 <br />0.32 <br />mg /I <br />Vanadium, dissolved <br />21 <br />U <br />8/18/10 <br />U <br />8/18/10 <br />U <br />mg /I <br />Zinc, dissolved <br />21 <br />0.13 <br />8/30/08 <br />0.01 <br />8/22/02 <br />0.03 <br />mg /I <br />1 <br />Daub & Associates, Inc. <br />Table 22: BG -4 Annual B- Groove Aquifer <br />36 NSI Annual Report 2010 <br />