Laserfiche WebLink
Table 2. Groundwater Sample Analytical Results <br /> ARCO Station 6080,Lathrop,California <br /> 1 <br /> Monitoring well <br /> number Concentrations in ug/1 I <br /> and date sampled Benzene Ethylbenzenc Toluene Xylenes TPH(a) Total lead <br /> AL-1 <br /> i <br /> 4/27/87 <0.5 NA(b) <0.5 <0.5 <1000 12 I <br /> 12/2187 <0.5 NA <0.5 <0.5 NA NA ' <br /> 7/5/88 <0.5 NA <0.5 <0.5 NA NA <br /> 3/19/92 <0.3 <0.3 <0.3 <0.5 <10 NA <br /> i; <br /> AL-2 <br /> i <br /> 4/27/87 <0.5 NA <0.5 <0.5 <1000 8 I` <br /> 12/2187 <0.5 NA <0.5 <0.5 NA NA <br /> 7/588 <0.5 NA <0.5 <0.5 NA TTA <br /> 4/14192 <0.3 <0.3 <0.3 <0.5 <10 NA I! <br /> AL-4 " <br /> 4/27/87 <0.5 NA <0.5 <0.5 <1000 <1 <br /> 12121/87 <0.5 NA <0.5 <0.5 NA NA <br /> 7/588 <0.5 NA <0.5 <0.5 NA NA <br /> 3/19192 <0.3 <0.3 <0.3 <0.5 <10 NA <br /> .i <br /> HP-1 i <br /> 3/19N2 <0.3 <0.3 <0.3 <0.5 <10 NA <br /> HP-2 <br /> 3/19,92 <br /> { <br /> 3/19N2 <0.3 <0.3 <0.3 <0.5 <10(c) NA <br /> (a)Total petroleum hydrocarbons(TPH): measured TPH in the C6 to C30 range(micraextraction)for 1987 samples. <br /> Measured TPH in the diesel range(CIO to C22)(5030 extraction)for the 1992 samplea. ; <br /> (b) NA means not analyzed. <br /> r(6)-1,ow levels of hydrocarbons in the diesel range were detected,but they werenoted as not being diesel fuei.r <br /> I; <br /> �i <br /> i <br />