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CORRECTIVE ACTION PROGRAM MONITORING RESULTS <br /> SECOND QUARTER 2007 <br /> AUSTIN ROAD UNIT <br /> SAN JOAQUIN COUNTY, CALIFORNIA <br /> AMW-1 AMW-4 AMW-10 I AMW-DUPAMW-11 AMW-18 AMW-19 <br /> Analyte Units 5/9/07 5/8/07 5/8/07 5/8/07 5/8/07 5/8/07 5/8/07 <br /> Field Parameters <br /> H Units 6.60 6.86 6.82 +T �, 7.26 7.12 7.31 <br /> Specific Conductance mhos/cm 1250 528 587 763 1020 558 <br /> Temperature °C 19.4 18.1 19.6 'r 20.1 18.8 17.8 <br /> Turbidity NTU 8 18 15 .a ', 7 0 999 <br /> Monitoring Parameters <br /> Arsenic m /l 0.0029 4101 ' 0.0028 0.0042 0.002 0.0021 0.0023 <br /> Barium mg/1 0.340 0.064 0.190 0.180 0.190 0.160 0.160 <br /> Bicarbonate m /I 780 310 350 320 460 340 330 <br /> Calcium mg/1 120 44 56 52 63 82 55 <br /> Carbonate m1 6 ..E.: .. x *711"111", 1. a 103, 0 <br /> Chloride <br /> m I 47 9.8 8.6 8.1 39 71 28 <br /> Chromium(Hexavalent) mg/1 001 OOOY „O:JOi 0.OOl Q 0.0032 �,-O,OOI ' <br /> Gas Range Organics mg/t0;619 O:fl093 0:U093 •,,,,F 0.(?Q93 0:(1093 x:11093 0 Otl3, <br /> Magnesium mg/I 58 21 27 24 37 44 29 <br /> Nitrate as N mg/1 0.95 1.1 0.94 1.1 3.3 14 5.6 <br /> Oil and Grease mg/1 l 9 1.9 Y: 1,9 1;9 <br /> Potassium m /I 5.5 4.5 4.7 4.6 5.4 7.1 5.8' <br /> Sodium m 1 69 51 38 37 71 46 35 <br /> Strontium I mg/1 1 1.4 0.440 0.630 0.590 0.860 0.930 0.630 <br /> Sulfate Im 1 43 60 58 5461 83 33 <br /> Total Dissolved Solids mg/1 5101 5801 650 450 <br /> Volatile Organic Compounds <br /> 1,1-Dichloroethane /l 3.7 013 011 0 11 , <br /> h 0 1 i 01 0 28 <br /> 1,1-Dichloroethene /I 4.27 0 12 02 � {) 12 9,41""r: <br /> 0 12 <br /> 1,2-Dichloro ro ane 1 012 Q i� 02 012 0 12; 0 46 0 12 <br /> Benzene 1 0 47 {114 fl 14 0,1 , <br /> 0 14 0 14 0>14 <br /> Chloroethane 1 01 094 04 0, 94. <br /> Chloromethane g/I 3tl Q 02 0 02? 072 0 07 0 02 (1072 <br /> Chloroform I 0;09$ ...- 0 $ ` 0 Cl U , : 41`0 $ 0119 0 ifs; <br /> cis-1,2-Dichloroethene /l 2.3 0 54 0.640.68 O i 0 13 0.54 <br /> Dichlorodifluoromethane 1 {T05 0 085; D 0 2 b:08 t15 0.73 <br /> Diisopropyl ether 1 2.1 0 3?1 _ 0:34, ;`LO Tetrachloroethene /1 18 1.2 3.73.7 0 (? 4.4 <br /> trans-1,2-Dichloroethene 1 i, , <br /> Trichloroethene /1 5.5 !21 1.01 1 16.13 0 1 ; 2.1 <br /> Vinyl Chloride 1 0.88 0 14 01 ` . 0. $ Oe14 fl.14 0 l4' <br /> Q, <br /> Notes: <br /> 1 =Only volatile organic compounds reported above detection limits shown <br /> °C=degrees Celsius <br /> mg/l=milligrams per liter <br /> NTU=nephelometric turbidity units <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 /> KINot Analyzed <br /> * Suspected field/laboratory contaminant. <br /> GLA/2007-043/ARL 2Q07 Tabfe AIS1;242009 <br /> Geologic Associates <br />