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Kennedy/Jenks Consultants <br /> ' 4.3 Cunningham Repair facility <br /> • Based on the analytical results of the soil sample collected from Boring SB-5, (which <br /> was installed adjacent to the sump), it appears that the sump did not impact the <br /> ' subsurface <br /> • Based on the analytical results of the sod sample collected from Boring SB-6, (which <br /> ' was installed adjacent to the service pit), it appears that the service pit did not impact <br /> the subsurface <br /> 44 Cunningham Hotel UST �ow• The UST is still present and contains petroleum productdo JR14 ��' � I <br /> • The analytical results of the sod sample collected from Boring SB-3 indicate that the <br /> Cunningham Hotel UST contributed minor amounts of PHCs to the subsurface <br /> ' • VOCs were also not detected in the soil sample collected from Boring SB-3 Thus, it <br /> does not appear that the Cunningham Hotel UST is a source of the VOCs detected in <br /> reconnaissance groundwater samples from Bonngs SB-8, SB-9, and SB-10 <br /> 45 Groundwater Quality in the Vicinity of the Site <br /> PCE, TCE and cis-1,2-DCE are present in shallow groundwater beneath and in the <br /> vicinity of the Site <br /> • The source of these VOCs is unknown, however, the Riteway Cleaners, which may use <br /> ' or have historically used PCE, is located Just northeast of the Site <br /> • On the basis of the soil samples collected from onsite borings, the areas of potential <br /> ' concern identified in the Phase I ESA do not appear to be sources of VOCs <br /> • The source of the TPHd detected in the reconnaissance groundwater samples <br /> collected from Borings SB-9 and SB-10 may be the Stanislaus Repair Facility, which is <br /> ' located upgradient (to the southwest) of these borings <br /> 1 <br /> ' iyObL SWM70Ofth2se-i}textdoc 10 <br />