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• • <br />DESCRIPTIVE STATISTICS GROUND WATER WELL 29.48 <br />AUGUST 1, 1999 -JUNE 30, 2000 <br /> <br />Parameter (mg/I) EPA Method TOTAL <br />SAMPLES BELOW <br />DETECTION MAXIMUM <br />VALUE MINIMUM <br />VALUE <br />MEAN VALUE STANDARD <br />DEVIATION <br />Aluminum, dissolved M200-7 ICP 11 5 0.16 0.03 0.066 0.045 <br />Antimony, dissolved M2o0-8 ICP-MS 11 10 0.005 0.0001 0.001 0.002 <br />Arsenic, dissolved M20o-8 ICP-MS 11 8 0.015 0.00125 0.006 0.006 <br />Barium, dissolved M2o0-7 ICP 11 0 3.26 0.775 2.775 0.709 <br />Beryllium, dissolved M200-8 ICP-MS 11 4 0.0025 0.0004 0.0011 0.0007 <br />Boron, dissolved M200.7ICP t1 0 1.01 0.36 0.870 0.184 <br />Cadmium, dissolved M200-8 ICP-MS 11 0 0.035 0.0009 0.0107 0.0096 <br />Calcium, dissolved M200-7 ICP 11 0 10.4 6.1 8.8 1.2 <br />Chromium, dissolved M200-8 ICP-MS 11 3 0.157 0.00025 0.016 0.047 <br />Cobalt, dissolved M200-8 ICP-MS 1t 8 0.0028 0.0001 0.001 0.001 <br />Copper, dissolved M200-8 ICP-MS 11 6 1.04 0.00125 0.139 0.320 <br />Iron, dissolved M200-8 ICP-MS 11 0 0.15 0.06 0.092 0.031 <br />Lead, dissolved M200-8 ICP-MS 11 6 0.0025 0.00025 0.001 0.001 <br />Lithium, dissolved M200-7 ICP 11 0 0.37 0.04 0.293 0.091 <br />Magnesium, dissolved M200-7 ICP 11 0 4.3 3 3.7 0.4 <br />Manganese, dissolved M200-8 ICP-MS 11 3 0.165 0.00025 0.032 0.063 <br />Mercury, dissolved M2oD-8 ICP-MS t1 11 0.0005 0.0001 0.0004 0.0002 <br />Molybdenum, dissolved M2o0.8ICP-MS t1 4 0.009 0.0005 0.002 0.002 <br />Nickel, dissolved M200-8 ICP-MS 11 4 0.09 0.001 0.010 0.026 <br />Potassium, dissolved M200-7 ICP 11 0 2.9 1.4 2.4 0.4 <br />Selenium, dissolved sMSSOO~se c. AA-Hytlride 1 t 11 0.003 0.0005 0.002 0.001 <br />Silica, dissolved M20o-71CP 1t 0 18.9 13.8 15.8 1.5 <br />Silver, dissolved M200-81CP-MS 1t 3 0.0021 0.00015 0.0012 0.0006 <br />Sodium, dissolved M200-7 ICP 11 0 1650 635 1444.5 282.2 <br />Strontium, dissolved M200-7 ICP 11 0 2.74 1.51 2.294 0.344 <br />Thallium, dissolved M20o-8 ICP-MS 11 11 0.0015 0.00005 0.0004 0.0005 <br />Uranium, dissolved M200-8 ICP-MS 11 8 0.0015 0.00005 0.0004 0.0004 <br />Vanadium, dissolved M200-71CP 11 11 0.005 0.0025 0.0048 0.0008 <br />Zinc, dissolved M200-8 ICP-MS 11 6 0.05 0.005 0.021 0.017 <br />Bicarb as CaC03 M2320B 11 0 3620 1250 3004 621 <br />Carbonate as CaC03 M2320B 11 9 281 1 52 85 <br />Hydroxide as CaC03 M232DB 11 11 100 1 23 38 <br />Total Alkalinity M232DB 11 0 3620 1300 2934 639 <br /> <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />