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MIME <br /> Table 2 <br /> Groundwater Analytical Results <br /> UNOCAL Bulk Plant 0788 <br /> 8203 East 11 th Street <br /> Tracy,California <br /> Well Sample TPH Gasoline <br /> Number Date i <br /> TPH Diesel Benzene <br /> {Ppb) H DToluene Ethyfbenzene Xylenes <br /> U-1 11/11/90 (Ppb) (Ppb) (Ppb) <br /> 14D ND (ppb) <br /> 02/14/91 <br /> 05/23/91 60 NO 10 ND 2.4 <br /> NO ND ND ND 3 <br /> 08/30/91 NO 56 ND 2.1 <br /> ND 13 NO NO 1.0 <br /> U-2 11/11/90 670 NO NO <br /> 02/14/91 230 ND 2 NO <br /> 05/23/91 350 ND 6.9 ND ND 99 <br /> 08/30/91 1,700 ND 10 NO 4.5 35 <br /> NO 53 NO <br /> 13 57 <br /> U-3 11/11/90 NO 90 110 <br /> 02/14/91 ND NO ND <br /> a. 05/23/91 ND ND. <br /> ND. NO ND ND ND <br /> NO NO <br /> 08/30/91 Np NO �� NO <br /> NO NO ND ND <br /> U-4 05/23/91 ND N.D. NO NO <br /> 08/30/91 <br /> ND.. ND NO ND <br /> ,.._ NO <br /> U-5 05/23/91 3,2Q0 _ NO ND NO <br /> NO NO: <br /> .: <br /> 08/30/91 2.200 184* 42 <br /> 360 240 fib <br /> 11-6 100 13 440 <br /> 05/23/91 240 71 170 <br /> 08/30/91 NO 280* 17 <br /> NO 6.0 3.0 <br /> 0.5 0.5 22 <br /> Detection Limit 5D 0.87 1.9 <br /> 50 0 5 <br /> 7PH gasoline =lata!petroleum hocarbon <br /> dr 0'S 0.5 <br /> 0.5 <br /> ppTPHb <br /> . Parts per billion diesel = total semi-and non-volatile hydrocarbonss calculated as gasoline <br /> APb = pcalculated as diesel <br /> NO � not detected <br /> non-typical chromatograph pattern;see laboratory reports,Appendix 8 <br /> i <br /> 3100102/3091 <br /> October.l5. 1991 <br />