Laserfiche WebLink
0 <br />• <br />L_J <br />TPHD <br />Analyte Concentr <br />Toluene <br />TPHD 6.3 <br />Ethylbenzene <br />Benzene 0.12 <br />Xylenes <br />Toluene 0.37 <br />l <br />Ethylbenzene 1.1 <br />0.0063 <br />0.0197 <br />Xylenes 5 <br />Lead 8 <br />TPHD <br />260 <br />Toluene <br />3.4 <br />Ethylbenzene <br />18 <br />Xylenes <br />50.4 <br />Lead <br />3.5 <br />LEGEND: <br />Q PREVIOUS BOREHOLE LOCATION <br />100 MG/KG CONCENTRATION CONTOUR <br />FOR TPHD (TRI -REGIONAL BOARD GUIDELINE) <br />UNPAVED AREA <br />■ STORM DRAIN INLET <br />-- SANITARY SEWER LINE <br />® HAZARDOUS MATERIAL <br />STORAGE SHED <br />BOLD EXCEEDS COMPARISON CRITERIA <br />FT BGS FEET BELOW GROUND SURFACE <br />NATL GUARD\ 20010502 \ 010502_STOCKTON-SOIL35FT.DGN VRL <br />N <br />0 125 <br />� I i <br />Scale in Feet <br />CONCRETE <br />WASH PAD TO <br />Analyte concentration <br />HOLDING TANK <br />TPHG <br />0.72 <br />OWS INLET <br />Benzene <br />Toluene <br />0.035 <br />0.019 <br />Ethylbenzene <br />Xylenes <br />0.0063 <br />0.0197 <br />FORMER GASOLINE UST <br />M <br />ISLAND <br />MG/KG MILLIGRAMS PER KILOGRAM <br />FMS FIELD MAINTENANCE SHOP <br />OWS OIL/WATER SEPARATOR <br />PRG PRELIMINARY REMEDIATION GOAL <br />TPHD TOTAL PETROLEUM HYDROCARBONS <br />AS DIESEL <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 <br />ARE SHOWN, ANALYTES NOT SHOWN WERE <br />NON -DETECT. <br />Figure 3-3. Soil Sample Analytical Concentrations <br />and Contours at 35 FT BGS (Versar) <br />