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S , <br /> P - <br /> Problem Assessment Report December 5, 1989 <br /> USA Petroleum Station No. 65, Lodi, California AGS 87050-3 <br /> fi TABLE 7 <br /> RESULTS 07 LABORATORY ANALYSES OF GROUND WATER SAMPLES <br /> USA Station No. 65 <br /> 2500 West Lodi Avenue <br /> Lodi, California <br /> Jample Sample Ethyl- Total <br /> Number Date TPH Benzene Toluene benzene Xylenes <br /> y�W 5:IJ1 " U1/20/E9 y,t20 .t! 5B <0.0005 <0.0005 <0.0005 <br /> aT�2 01/20/89 t3�:13 (04- <br /> 1/20/89 <br /> ' <O.DCt05 <0.0005 <0.0005 <br /> 1 20 89 c E r <br /> P 01/20/89 �T :'r! 27.2, <0.Q0f)5 :'T}{i55 <0 0005 <br /> 3 45-MW5 01/?.0/89 <0.Q2 <0.0005 <0.0005 <0. 005- <br /> 19 <br /> 05 it t1t717R� i <br /> "Irmuav <0.001 <br /> �! <br /> —MMW7 03/31/89 <0.050 <O.0005 <0.0005 <0.0005 <0.0005 <br /> Results in parts per million (ppm) <br /> TPH a Total ' )etroleum hydrocarbons as gasoline <br /> < = Aglow de+_ct•ion limit or not detected by methad of <br /> analysis .1s' d <br /> ` p Sample designation: <br /> L Monitoring well number <br /> i—f ---- Sample depth in feet below ground surface <br /> Water sample <br /> than 0.005 ppm above the detection limits for the tests ased.. Tile highest total "'leile . <br /> 1 isomers concentration :s 0.0024 ppm in well MW-3. In well MW-5, total xvlene isomers <br /> were reported as 0.0008 ppm which is 0.0003 ppm above file detection limit for the <br /> constituent. With the exception of tofal xylene isomers in well MW-5, water samples <br /> {rum,-wells MW-S_and_MW�7-indicate'iPH-as gasoline-and-BTEX-cotistituents-are- - --- --- ----. <br /> -- - <br /> below the detection limits for the tests used in the two wells. <br /> to <br /> s. <br /> 26 <br /> l .. <br /> APPIled <br /> Geosystems <br /> 4.` <br /> E <br />