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r ti <br /> Groundwater Monitoring Well Installations Results Report <br /> Flag City New West#1003,6437 West Banner Street,Lade,California <br /> Page 4 <br /> CONCLUSIONS <br /> Soli <br /> All soil samples were below detection limits except for MTBE for the samples submitted for <br /> wells MW-3A and MW-3B, the wells closest and downgradient from the USTs A soil cross <br /> section location map and soil cross section map is included as Figures 6 and 7, respectively An <br /> MTBE in soil isoconcentration cross section map is included as Figure 8 <br /> Groundwater <br /> Groundwater samples were below detection limits for all analyzed constituent except for MTBE <br /> which was detected at wells MW-1, MW-3A, MW-313 and MW-4B An MBTE in groundwater <br /> isoconcentration map is included as Figure 9 <br /> RECOMMENDATIONS <br /> Apex is currently preparing a workplan proposing additional offsite wells into the second and <br /> third zone downgradient from wells MW-4A and MW-4B to define the plume <br />