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t <br /> li <br /> i' <br /> �a <br /> I N <br /> o <br /> as r <br /> rage <br /> NcceSSR �� Building I <br /> Open <br /> Platform <br /> .' +U-6 <br /> (ND) <br /> [ND] <br /> I <br /> (ND) I <ND> U <br /> [ND] <br /> <ND> ii (ND) <br /> E- [ND] 1 <br /> -: <ND> <br /> (ND) ii r <br /> [ND] i <br /> L�=�J <br /> <ND> ? r <br /> Septic <br /> i� <br /> Building U-S ¢ Tank <br /> I ' r`= U-1 — r Loading -, <br /> U_10 1 (ND) i i Rack <br /> NS <br /> <ND> <br /> i <br /> I ❑ U-3 <br /> Bldg. ,o [ND] WSW-1 <br /> ❑ <br /> U-9 <ND> <br /> -�}- I <br /> NS <br /> U-2 I <br /> I <br /> Former (ND) Septic <br /> Transmission [ND] Tank <br /> Fluid Tank— <ND> <br /> I <br /> + U-4 L_J <br /> NS <br /> I <br /> Fence�I <br /> Warehouse Building <br /> jiul <br /> I <br /> I <br /> I <br /> LEGEND -- -- —" "— -- -- <br /> -`f1- Monitoring well <br /> 0 Water supply well <br /> O Concentration of TPH as gasoline in gg/L <br /> ] Concentration of benzene in pg/L 0 40 80 <br /> < > Concentration of TPH as diesel in pg/L <br /> ND Non-detectable,N5 Not sampled Approx. scale feet <br /> PETROLEUM HYDROCARBON CONCENTRATIONS IN GROUND WATER ON NOVEMBER 6, 1996 <br /> Df UNOCAL BULK PLANT#0788 FIGURE <br /> SERVICES,INCORPORATED 8203 EAST I ITH STREET <br /> �� TRACY,CALIFORNIA 4 <br />