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Supplemental Preliminary Site Investigation for State Route 99/Hammer Lane Project No. H2O2 <br /> to Mark Thomas & Co., Inc. November 17, 1999 <br /> TABLE 2 <br /> FORMER MOBIL OIL STATION SITE <br /> Matrix: Soil; Units: mg/kg <br /> Client Sample I.D. EGC-4-3 EGC44 EGC-5-5 EGC-6-3 EGC-6-4 <br /> Depth (Feet) 16.0 - 16.5 21.0 - 21.5 41.0 - 41.5 16.0 - 16.5 21.0 - 21.5- <br /> ANALYTE <br /> 1.0 - 21.5 <br /> ANALYTE RIL* Results RIL* Results RIL* Results RIL* Results RIL* Results <br /> Benzene 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** 0.005- ND** <br /> Toluene 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** <br /> Ethylbenzene 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** <br /> Total Xylenes 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** 0.005 ND** <br /> TPH as Gasoline 1.0 ND** 1.0 ND** 1.0 ND** 1.0 ND** 1.0 ND** <br /> TPH as Diesel 1.0 1 ND** 1.0 ND**T 1.0 ND** 1.0 ND** 1.0 ND** <br /> * RIL = Reporting Limit <br /> ** ND = Not detected. Compound(s) may be present at concentrations below the reporting limit. <br /> TABLE 2 continued <br /> FORMER MOBILE OIL STATION SITE continued <br /> Matrix: Water; Units: ug/L <br /> Client Sample I.D. EGC-5 <br /> Depth (Feet) 67.0 - 71.0 <br /> ANALYTE 70/.,5LO <br /> Benzene <br /> Toluene <br /> Ethylbenzene <br /> Total Xylenes <br /> 0.50 ND** <br /> ETPH <br /> as Gasoline 50.0 ND** <br /> as Diesel 0.05 0.126 <br /> 6 <br /> `V ESPANA GEOTECHNICAL CONSULTING <br /> A <br />