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—i Z i <br /> 1 <br /> P-MIEM ASSIMSMENT REPORT <br /> e INCLU(NNG WARTERLY MON[M"(3 Rff0f;r <br /> 1399 East Yaaemlte Avenue.Marrteca.California <br /> f:4l <br /> I ti <br /> FIGURES <br /> ' FIGURE 1 SITE LOCATION MAP <br /> . . . . . . . . . . . . <br /> I <br /> A— SITE MAP <br /> j FIGURE 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> FIGURE 3 . . . . . . . . . . . . . <br /> UNDERGROUND UTILITIES LOCATION MAP <br /> CROSS-SECTIONS A-A' AND 8-B' SNOWING <br /> } s FIGURE 4 CONCENTRATIONS OF BENZENE AND TPH IN SOIL <br /> F ' FIGURE 5 POTENTIOMETRIC SURFACE MAP (JULY 22, 1990 <br /> ' <br /> FIGURE 6 . . . . . . . . . . . . . . , . . . . . . . . GROUNDWATER ELEVATION HYDROGRAPH <br /> ISO-CONTOUR MAP OF TPH AS GASOLINE <br /> FIGURE 7 . • • • • • • IN SAILS AT 15 FEET BELOW SURFACE <br /> FIGURE 8 . . . . . . . . . . . . . ISO-CONTOUR MAP OF TPH AS GASOLINE <br /> IN SOILS AT 20 FEET BELOW SURFACE <br /> DISTRIBUTION MAP OF TPH AS GASOLINE <br /> FIGURE 9 <br /> AND BENZENE IN GROUNDWATER (JULY 22, 1991) <br /> I <br /> T,46LES <br /> 1 . <br /> TABLE 1 UNDERGROUND STORAGE TANK INVENTORY <br /> TABLE 2 . . . . . . . . . . . . . . . . . ANALYTICAL RESULTS: SOIL BORINGS <br /> TABLE 3 . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> ANALYTICAL RESULTS: GROUNDWATER <br /> �. At°ALYTICAL RESULTS: SOIL SAMPLES AND <br /> TABLE 4 . . . . . . . . . . <br /> SAIL BORINGS FROM TANK EXCAVATION <br /> TABLE 5 MONITORING WELL ELEVATIONS AND LIQUID LEVEL DATA <br /> ANALYTICAL <br /> TABLE RESULTS: SOIL STOCKPILES <br /> TABLE 6 <br /> t ) J <br /> yr�ti.r� <br /> 90-098C.RPi - <br /> 1 7. <br /> j <br />