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<br />DESCRIPTIVE. STATISTICS GROUND WATER WELL 2f-5 <br />JULY 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 M2oo-7 ICP 12 12 0.015 0.015 0.015 0.000 <br />Antimony, dissolved M2oo-B ICP-MS 12 9 0.02 0.00005 0.002 0.006 <br />Arsenic, dissolved M200-8 ICP-MS 12 6 0.015 0.0006 0.004 0.004 <br />Barium, dissolved M200-7 ICP 12 0 0.15 0.052 0.070 0.033 <br />Beryllium, dissolved M200-8 ICP-MS 12 11 0.005 0.00005 0.0006 0.0014 <br />Boron, dissolved M200-7 ICP 12 0 0.43 0.36 0.387 0.018 <br />Cadmium, dissolved M200-8 ICP-MS 12 8 0.0025 0.00005 0.0006 0.0007 <br />Calcium, dissolved M200-7 ICP 12 0 56.3 51.2 53.0 1.4 <br />Chromium, dissolved M2oo-8 ICP-MS 12 2 0.013 0.00025 0.002 0.004 <br />cobalt, dissolved M200-8 ICP-MS 12 4 0.0015 0.00015 0.000 0.000 <br />Copper, dissolved M200-8 ICP-MS t2 4 0.032 0.0005 0.010 0.010 <br />Iron, dissolved M200-8 ICP-MS t2 0 0.23 0.06 0.172 0.054 <br />Lead, dissolved M200-8 ICP-MS 12 9 0.0025 0.00005 0.001 0.001 <br />Lithium, dissolved M200-7 ICP 12 0 0.07 0.05 0.060 0.004 <br />Magnesium, dissolved M200-7 ICP 12 0 135 122 127.6 3.2 <br />Manganese, dissolved M200-8 ICP-MS 12 0 0.0284 0.0199 0.024 0.003 <br />Mercury, dissolved M200-8 ICP-MS 12 12 0.001 0.00005 0.0004 0.0003 <br />Molybdenum, dissolved M200-8 ICP-MS 12 0 0.008 0.0069 0.007 0.000 <br />Nickel, dissolved M200-8 ICP-MS 12 0 0.043 0.0018 0.007 0.011 <br />Potassium, dissolved M200-7 ICP 12 1 2.3 1 2.0 0.3 <br />Selenium, dissolved SM7500-Se C. AA-Hydride 12 12 0.003 0.0005 0.002 0.001 <br />Silica, dissolved M200-7 ICP 12 0 29.3 27 27.9 0.7 <br />silver, dissolved M200-8 ICP-MS 12 11 0.0015 0.000025 0.0003 0.0004 <br />Sodium, dissolved M200-7 ICP 12 0 455 418 440.8 11.6 <br />Strontium, dissolved M200-7 ICP 12 0 6.06 5.25 5.667 0.240 <br />Thallium, dissolved M200-8 ICP-MS t2 11 0.0015 0.000025 0.0003 0.0004 <br />Uranium, dissolved M2oo-8 ICP-MS 12 7 0.0015 0.0001 0.0003 0.0004 <br />Vanadium, dissolved M200-7 ICP 12 12 0.015 0.0025 0.0035 0.0036 <br />Zinc, dissolved M200-8 ICP-MS 12 3 0.07 0.002 0.028 0.023 <br />Bicarb as CaC03 M23206 12 0 910 801 850 29 <br />Carbonate as CaC03 M23206 12 11 20 1 6 6 <br />Hydroxide as CaC03 M2320B 12 12 10 1 5 5 <br />Total Alkalinity M2320B 12 0 910 801 852 28 <br /> <br /> <br />Analyte concentrations reported below the detection limit are set equal to one half the detection limit for all statistical calculations. <br />