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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 />50 <br />1250.00 <br />3/22/93 <br />34.00 <br />9/8/93 <br />269.42 <br />mg /I <br />Carbonate as CaCO3 <br />50 <br />870.00 <br />3/22/93 <br />24.00 <br />6/30/09 <br />290.55 <br />mg /I <br />Total Alkalinity as CaCO3 <br />50 <br />2120.00 <br />3/22/93 <br />176.00 <br />6/14/08 <br />510.88 <br />mg/1 <br />Bromide <br />21 <br />2.70 <br />11/29/11 <br />0.07 <br />5/26/00 <br />0.71 <br />mg /I <br />Cation -Anion Balance <br />48 <br />13.10 <br />5/29/02 <br />-5.80 <br />5/21/07 <br />2.61 <br />Sum of Anions <br />48 <br />19.49 <br />9/16/91 <br />9.50 <br />5/29/03 <br />13.03 <br />meq /I <br />Sum of Cations <br />48 <br />18.34 <br />9/16/91 <br />9.50 <br />5/26/04 <br />13.84 <br />meq /I <br />Chemical Oxygen Demand <br />19 <br />1300.00 <br />5/29/02 <br />90.00 <br />5/26/00 <br />467.50 <br />mg /I <br />Chloride <br />50 <br />252.00 <br />6/14/08 <br />21.00 <br />12/20/93 <br />101.30 <br />mg /I <br />Conductivity, Lab <br />49 <br />3320.00 <br />9/15/92 <br />1010.00 <br />5/29/03 <br />1553.47 <br />pmhos <br />Fluoride <br />50 <br />27.00 <br />12/19/95 <br />2.20 <br />9/15/92 <br />8.93 <br />mg /I <br />Hardness as CaCO3 <br />50 <br />962.00 <br />3/22/93 <br />U <br />1/19/94 <br />37.36 <br />mg /I <br />Nitrate as N, dissolved <br />21 <br />3.89 <br />6/14/08 <br />0.02 <br />9/15/92 <br />0.45 <br />mg /I <br />Nitrate /Nitrite as N, dissolved <br />21 <br />3.90 <br />6/14/08 <br />0.02 <br />9/15/92 <br />0.36 <br />mg /I <br />Nitrite as N, dissolved <br />21 <br />0.03 <br />5/26/00 <br />0.01 <br />6/18/96 <br />0.02 <br />mg /I <br />Nitrogen, Ammonia <br />21 <br />21.30 <br />9/8/93 <br />0.72 <br />7/30/91 <br />4.07 <br />mg /I <br />Nitrogen, Organic <br />21 <br />104.00 <br />5/29/02 <br />1.70 <br />5/26/00 <br />20.25 <br />mg /I <br />Nitrogen, Total Kjeldahl <br />21 <br />106.00 <br />5/29/02 <br />3.10 <br />5/26/00 <br />22.81 <br />mg /I <br />pH, lab <br />49 <br />11.90 <br />6/16/92 <br />8.60 <br />6/30/09 <br />10.36 <br />units <br />Phosphate, total <br />21 <br />155.00 <br />7/29/09 <br />0.03 <br />5/26/99 <br />14.69 <br />mg /1 <br />Phosphorus, total <br />21 <br />2.95 <br />9/27/90 <br />0.01 <br />5/26/99 <br />0.30 <br />mg /I <br />SAR in Water <br />41 <br />190.00 <br />11/14/97 <br />3.83 <br />3/25/92 <br />69.42 <br />none <br />Sulfate <br />50 <br />360.00 <br />9/16/91 <br />0.80 <br />2/26/97 <br />34.57 <br />mg /I <br />Sulfide <br />21 <br />11.20 <br />5/21/07 <br />0.02 <br />9/15/92 <br />3.92 <br />mg /I <br />Total Dissolved Solids <br />49 <br />2752.00 <br />3/22/93 <br />578.00 <br />9/27/90 <br />867.54 <br />mg /I <br />Conductivity, Field <br />47 <br />3910.00 <br />7/29/09 <br />1056.00 <br />6/14/08 <br />1680.30 <br />pmhos <br />pH, Field <br />47 <br />12.90 <br />9/13/95 <br />9.10 <br />11/16/04 <br />11.42 <br />units <br />temperature ( °C), Field <br />7 <br />14.30 <br />7/29/09 <br />9.70 <br />11/21/05 <br />12.62 <br />( °C) <br />Water Level, Field <br />7 <br />427.10 <br />3/17/10 <br />418.58 <br />5/24/05 <br />423.33 <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 />0.97 <br />7/30/91 <br />0.04 <br />5/21/07 <br />0.20 <br />mg /I <br />Arsenic, dissolved <br />21 <br />0.01 <br />9/27/90 <br />U <br />5/26/00 <br />U <br />mg /I <br />Barium, dissolved <br />21 <br />0.20 <br />7/29/09 <br />U <br />9/8/93 <br />0.04 <br />mg /I <br />Beryllium, dissolved <br />21 <br />U <br />9/27/90 <br />U <br />9/27/90 <br />U <br />mg /I <br />Boron, dissolved <br />50 <br />0.47 <br />12/20/93 <br />0.10 <br />3/17/10 <br />0.21 <br />mg /I <br />Cadmium, dissolved <br />21 <br />U <br />9/27/90 <br />U <br />9/27/90 <br />U <br />mg /I <br />Calcium, dissolved <br />50 <br />27.50 <br />6/30/09 <br />0.20 <br />11/14/97 <br />4.09 <br />mg /I <br />Chromium, dissolved <br />21 <br />0.01 <br />6/23/94 <br />0.01 <br />6/23/94 <br />0.01 <br />mg /I <br />Copper, dissolved <br />21 <br />0.04 <br />7/29/09 <br />0.01 <br />7/30/91 <br />0.03 <br />mg /I <br />Iron, dissolved <br />21 <br />4.60 <br />5/9/01 <br />0.01 <br />6/30/95 <br />0.99 <br />mg /I <br />Lead, dissolved <br />21 <br />0.63 <br />9/15/10 <br />0.02 <br />6/23/94 <br />0.23 <br />mg /I <br />Lithium, dissolved <br />21 <br />0.17 <br />9/27/90 <br />0.03 <br />11/29/11 <br />0.08 <br />mg /I <br />Magnesium, dissolved <br />50 <br />5.00 <br />9/27/90 <br />U <br />5/24/05 <br />1.38 <br />mq /I <br />Manganese, dissolved <br />21 <br />0.07 <br />7/30/91 <br />0.01 <br />7/29/09 <br />0.02 <br />mg /I <br />Mercury, dissolved <br />21 <br />0.001 <br />7/30/91 <br />U <br />9/27/90 <br />U <br />mg /I <br />Molybdenum, dissolved <br />21 <br />0.13 <br />5/24/05 <br />0.01 <br />5/9/01 <br />0.05 <br />mq /I <br />Nickel, dissolved <br />21 <br />0.03 <br />9/15/92 <br />0.01 <br />6/18/96 <br />0.02 <br />mg /I <br />Potassium, dissolved <br />50 <br />39.00 <br />3/22/93 <br />1.00 <br />12/20/93 <br />6.66 <br />mg /I <br />Selenium, dissolved <br />21 <br />U <br />7/30/91 <br />U <br />7/30/91 <br />U <br />mg /I <br />Silica, dissolved <br />50 <br />44.60 <br />6/16/92 <br />4.00 <br />9/15/10 <br />16.91 <br />mg /I <br />Sodium, dissolved <br />50 <br />567.00 <br />3/22/93 <br />153.00 <br />3/25/92 <br />307.24 <br />mg /I <br />Strontium, dissolved <br />50 <br />5.10 <br />3/25/92 <br />U <br />6/28/93 <br />0.32 <br />mg /I <br />Vanadium, dissolved <br />21 <br />0.01 <br />6/23/94 <br />0.01 <br />5/26/00 <br />0.01 <br />mg /I <br />Zinc, dissolved <br />21 <br />0.49 <br />9/15/10 <br />0.01 <br />9/27/90 <br />0.07 <br />mg /I <br />1 <br />Daub & Associates, Inc. <br />Table 17: IRI-4 Annual A- Groove Aquifer - Remote Down - gradient <br />31 <br />NSI Annual Report 2010 <br />