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ME Eli <br /> y . r.; 'a�T 9r �r::� r.3= iia3^" '._ :� _ ? _ <br />IS1 E7aaii - u._ L7- wa .ne �131rs' �,s.ra ai�r3�k.af:``��r49M <br /> .w rn 1��3'� <br /> pvmm <br /> d&- <br /> t <br /> "......-� ---"---•x\411 <br /> April 30, 1991 <br /> Quarterly Monitoring, Third Quarter AGS 38012-4 <br /> Former Unocal Station 2859, Stockton, California <br /> TABLE 2 <br /> LABORATORY ANALYSES OF GROUND-WATER SAMPLES <br /> Former Unocal Service Station No. 2859 <br /> 1665 Pacific Avenue <br /> Stockton, California <br /> (page 2 of 2) <br /> Ethyl- Total <br /> Samp le Sample p <br /> ID Date TYHg Benzene Toluene benzene Xylenes <br /> 150 <0.50 <0.50 <0.50 1.4 <br /> W-43-MW4 08/28/69 86 <0.50 <0.50 <0.50 <0.50 <br /> W-42-MW4 11/30/89 100 <0.50 <0.50 <0.50 <0.50 <br /> W-43-MW4 03/01/90 130 <0.50 <0.50 <0.50 <0.50 <br /> W-45-MW4 05/30/90 130 <0.5 0.7 0.9 1.2 <br /> W--51-MW4 08/24/90 93 <0.50 <0.50 0.6 0.5 <br /> W-50-MW4 1.1/19/90 <br /> W-43-MW5 08/28/89 240 <0.50 <0.50 8.1 1.9<0.50 <0.50 2.2 <0.50 <br /> W�43-4311/30/89 80 <0.50 <0.50 2.2 1.3 <br /> W--43-MW5 03/01/90 <0.50 <0.50 <0.50 <0.50 <br /> W-45-MW5 05/30/90 34 <0.5 <0.5 4.1 <0.5 <br /> W-51-MW5 08/24/90 <20 <0.50 <C.50 <0.50 <0.50 <br /> W-50-MW5 11/19/90 i <br /> Result:, in parts per billion (ppb) <br /> Tpgg = Total petroleum hydrocarbons as gasoline <br /> < = Below detection limit or not detected by method of analysis <br /> used <br /> k.A <br /> APVl ed GeOSY,,tMs <br />