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TABLE 3-1 <br /> DETECTION MONITORING PROGRAM ANALYTICAL RESULTS AND COMPLIANCE SUMMARY <br /> FIRST QUARTER 2011 <br /> SAN JOAQUIN COUNTY,CALIFORNIA <br /> Background <br /> Well <br /> Concentration AMW-2 AMW-6 AMW-7 AMW-12 AMW-13 AMW-14 <br /> Analyte Units Limit 3/31/11 3/18/11 3/18/11 3/22/11 3/22/11 3/22/11 <br /> Field Parameters <br /> H Units 1 6.71-8.35 1 7.991 8.161 8.091 7.971 7.741 7.72 <br /> Specific Conductance mhos/cm 1 1463 970 465 546 899 925 960 <br /> Temperature °C 21.44 19.0 16.8 17.8 18.5 17.9 17.2 <br /> Turbidit NTU 587.9 9 2 1 1 31 21 22 <br /> Monitoring Parameters <br /> Arsenic MLI 0.006741 0.0056 0.0056 0.0056 0.0056 0.0056 0.0056 <br /> Barium m 0.2265 0.104 0.132 0.161 0.218 0.250 0.228 <br /> Bicarbonate mo 491.4 401 134 167 285 364 280 <br /> Calcium m 137.1 87.3 37.9 47.1 81.0 81.8 82.1 <br /> Carbonate mfZI 25 20.0 20.0" 20.0 20.0 20.0 20.0 <br /> Chloride m I 77.59 36.5 39.3 38.6 71.7 38.9 74.9 <br /> Chromium Hexavalent) m I 0.004865 0.0050 0.0050 0.0054 0.0081 0.0050 0.0081 <br /> Gasoline Rana Organics MLI 0.025 0.0042 0.0042 0.0042 0.0042 0.0042 0,0042 <br /> Magnesium MLI 62.4 43.3 18.6 22.8 40.4 46.0 44.1 <br /> Nitrate as N mg/1 125 17.0 2.8 8.4 10.9 11.4 11.8 <br /> Oil and Grease m I 2.6 2.4 1.5 1.5 1.4 1.4 1.4 <br /> Potassium m 10.67 8.5 6.3 7.4 4.8 6.7 5.7 <br /> Sodium m 1 78.09 57.4 23.1 26.1 47.0 46.5 47.4 <br /> Strontium m 1 1.376 1.070 0.413 0.550 0.848 0.931 0.953 <br /> Sulfate m l 150.2 119 37.4 38.5 77.8 84.4 93.2 <br /> Total Dissolved Solids m 1 989.5 632 297 323 536 599 589 <br /> Volatile Organic Compounds' <br /> Dichlorodifluoromethane 1 1 1.0 10.68 10.68 10.68 10.68 1 0.79 0.68 <br /> Tetrachloroethene It1 1.0 10.36 10.36 10.36 10.36 1 9.71 2.4 <br /> Trichloroethene 1 1 1.0 10.46 10.46' 0.46 10.46 1 2.2 0.46 <br /> Notes: <br /> Concentration Limits submitted by Herst Associates,Inc. <br /> 1=Only volatile organic compounds reported above detection limits are shown. <br /> °C=degrees Celsius <br /> mg/1=milligrams per liter <br /> NTU=nephelometric turbidity units <br /> NC=Not calculated <br /> mg/l=micrograms per liter <br /> µmhos/cm=micromhos per centimeter <br /> Indicates that the analyte was not detected above laboratory practical quantitation limit. <br /> Value listed is laboratory detection limit or estimated trace(BOLDED)concentration. <br /> NA Not Analyzed <br /> GLA/2011-MI550/ARI.1Q11 TabL-IsV4/25/2011 <br />