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TABLE 3-1 <br /> DETECTION MONITORING PROGRAM ANALYTICAL RESULTS AND COMPLIANCE SUMMARY <br /> FIRST QUARTER 2012 <br /> AUSTIN ROAD UNIT <br /> SAN JOAQUIN COUNTY,CALIFORNIA <br /> Background <br /> Well <br /> Concentration AMW-2 I AMW-6 AMW-7 I AMW-12 AMW-13 DUP AMW-14 <br /> Analyte Units Limit 2/22/12 2/24/12 2/24/12 2/22/12 2/22/12 2/22/12 2/22/12 <br /> Field Parameters <br /> H Units 6.71-8.35 7.43 7.85 7.85 7.38 7.36 NA 7.32 <br /> Specific Conductance mhos/cm 1420 1183 468 540 740 937 NA_' 995 <br /> Temperature °C 21.2 18.5 20.6 20.9 17.7 19.1 INA 18.3 <br /> Turbidity NTU 502.1 5 19 2 7 3 NA 14 <br /> Monitoring Parameters <br /> Arsenic m I 0.006623 0.0050 0.0047 0.0044 0.0064 0.0058 0.0059 0.0055 <br /> Barium m I 0.2229 0.150 0.140 0.170 0.180 0.270 0.270 0.260 <br /> Bicarbonate m 1 519.5 390 160 200 290 420 420 330 <br /> Calcium m 1 145.3 99 36 43 60 83 86 85 <br /> Carbonate m 1 25 5.0 2.5. 2.5 2.5 ' 2.5 2.5 2.5 <br /> Chloride mg/1 74.5 57 41 42 60 38 39 86 <br /> Chromium(Hexavalent) Me 0.00496 1 0.0027 0.0052 0.0057 0.00181 0.0033 0.0036 0.0022 <br /> Gasoline Ran a Or anics m 1 0.025 0.0050 0.0050 0:0050 0.0050 0.015 0.012 0.0050 <br /> Magnesium m 1 67.69 48 18 20 29 44 44 43 <br /> Nitrate as N In I 125 32 3.5 6.2 6.4 10 11 13 <br /> Oil and Grease Me 2.9 1.3 1.4 15 1.3 13' 13 1.3 <br /> Potassium m 1 10.72 8.9 5.6 7.1 4.3 6.6 6.7 5.5 <br /> Sodium m I 82.82 64 21 24 40 45 48 46 <br /> Strontium m B 1 1.399 1.100 0.370 0.510 0.670 0.950 1.000 0.960 <br /> Sulfate m 1 1 148.4 1 881 271 281 361 60 62 75 <br /> Total Dissolved Solids me 1 986.1 8101 3301 3801 4801 630 620 660 <br /> Volatile Organic Compounds <br /> 1,1-Dichlorethane 1 0.5 0.11 0-11 0.11 0.11 0.33 0.34 0.11 <br /> cis-1.2-Dichloroethene I 0.5 0.085 0.085 0.0$5 0.085 0.29 0.39 0.085 <br /> Dichlorodifluoromethane go 0.5 0.099 0.16 6.099 0.099 0.63 0.58 0.10 <br /> Tetrachloroethene I 0.5 0.13 0.46 0.13 0.13 9.6 8.6 1.4 <br /> Trichloroethene l 0.5 0.085 0.0850.085 0.085 2.7 2.4 0.22 <br /> Trichlorofluoromethane I 1 0.5 10,13 0,13 10,13 0.13 0.531 0.310.13 <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/I=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/201241025/ARL IQ12 Ta0J-h/4/20/2012 <br />