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0 <br />• <br />• <br />VEHICLE <br />INSPECTION <br />�/ <br />Toluene 0.034 <br />Ethylbenzene 0.041 <br />Xylenes 0.22 <br />LEGEND: <br />Q PREVIOUS BOREHOLE LOCATION <br />UNPAVED AREA <br />■ STORM DRAIN INLET <br />-- SANITARY SEWER LINE <br />® HAZARDOUS MATERIAL <br />STORAGE SHED <br />FT BGS FEET BELOW GROUND SURFACE <br />N <br />0 125 <br />Scale in Feet <br />CONCRETE <br />WASH PAD TO <br />Analyte Concentration <br />HOLDING TANK <br />Benzene 0.24 <br />47 <br />Toluene 0.048 <br />Ethylbenzene 1.1 <br />l <br />Xylenes 3.2 <br />Lead 10 <br />Toluene 0.034 <br />Ethylbenzene 0.041 <br />Xylenes 0.22 <br />LEGEND: <br />Q PREVIOUS BOREHOLE LOCATION <br />UNPAVED AREA <br />■ STORM DRAIN INLET <br />-- SANITARY SEWER LINE <br />® HAZARDOUS MATERIAL <br />STORAGE SHED <br />FT BGS FEET BELOW GROUND SURFACE <br />N <br />0 125 <br />Scale in Feet <br />CONCRETE <br />WASH PAD TO <br />Analyte Concentration <br />HOLDING TANK <br />TPHG <br />47 <br />Benzene <br />1.2 <br />OWS INLET <br />Toluene <br />0.88 <br />Ethylbenzene <br />Xylenes <br />2.3 <br />15 <br />FORMER GASOLINE UST <br />FORMER <br />DIESEL <br />UST <br />B32 <br />/ <br />0 <br />! • B30 <br />PUMP ISLAND <br />z B31 <br />MG/KG MILLIGRAMS PER KILOGRAM <br />FMS FIELD MAINTENANCE SHOP <br />OWS OIL/WATER SEPARATOR <br />TPHG TOTAL PETROLEUM HYDROCARBONS <br />AS GASOLINE <br />UST UNDERGROUND STORAGE TANK <br />NOTE <br />CONCENTRATIONS SHOWN ARE MG/KG. <br />ONLY ANALYTES THAT HAVE BEEN DETECTED ARE <br />SHOWN. ANALYTES NOT SHOWN WERE NON -DETECT. <br />NATL GUARD\ 20010502 \ 010502_STOCKTON-SOIL40FT.DGN VRL <br />Figure 3-4. Soil Sample Analytical Concentrations <br />at 40 FT BGS (Versar) <br />