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PRIVILEGED & CONFIDENTIAL <br /> CONCLUSIONS <br /> ' Building Analytics has completed an additional Phase II Subsurface Investigation at the <br /> above-referenced site. <br /> Based on the data presented in this report, the following summary of findings is presented: <br /> ' a The groundwater flow direction was measured to be to the northeast with a <br /> hydraulic gradient of 0.0055; <br /> a TPH-g up to 75 ppm were reported in the soil samples collected from Boring B4 at <br /> depths between 35 and 45 feet bgs; <br /> a Benzene up to 0.057 ppm was reported in the soil samples collected from Boring <br /> B4 at depths between 35 and 45 feet bgs; <br /> a TPH-g and BTEX were not reported in groundwater samples collected from <br /> monitoring wells MW-1 or MW-3; <br /> a TPH-g was reported in the groundwater samples collected from MW-2 and MW-4 <br />' at concentrations of up to 3.4 ppm; <br /> a TPH (Carbon Range CS-C44+) was also reported in the groundwater sample <br />' collected from MW-2 at a concentration of 2.3 ppm; <br /> a Benzene was reported in the groundwater samples collected from MW-2 and MW-4 <br /> at concentrations of 1.2 ppm and I I ppm, respectively; and <br /> a MTBE was not reported in the soil or groundwater samples collected. <br /> It is the opinion of Building Analytics that former on-site activities at the Wells Fargo Bank <br />' property located at 49 South Wilson Way have not significantly impacted the subsurface of <br /> the site. <br /> REPORT AUTHORS <br />' Building Analytics <br /> 528 State Street <br /> Glendale, California 91.203 <br /> Prepared by: <br />' Jos h L. Montoya, R.G., C.E.G. <br /> Se io Geologist <br /> Approved by: <br /> Ja <br /> W <br /> c.,R.G. <br /> Vice resident, Environmental Services <br /> i <br /> p <br /> O 197501-Stockton <br /> 1 <br />