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Former Manna Pro Site Page 6 <br /> Quarterly Groundwater Monitoring Report <br />' Project No 207 2 <br /> Auguet 1, 2003 <br /> 3.0 DISCUSSION <br /> 3.1 Discussion of Data <br /> Field and analytical data results are summarized in Summary Table 1 and <br />' illustrated in Figures 3 through 5 <br /> The map of groundwater gradient (Figure 3) suggests that the flow direction <br />' and gradient of groundwater is consistent with historical measurements <br /> The water table has fallen slightly since the last monitoring event in March <br /> The analytic data suggest that contaminant levels are in the low range of <br />' historical norms <br />' 3.2 Future Work Schedule <br /> The second phase of the vapor extraction / air sparge remedial system is in the <br />'• final stages of construction Ten new vapor extraction and 8 sparge wells have <br /> been drilled and constructed The wells have been connected to a new <br /> manifold setting via a series of buried pipe runs This required extensive <br />' trenching and repaving so that the owner of the Property can maintain <br /> uninterrupted access to the area <br /> 1 <br /> • <br /> 2937 Venernan Ave ,#B240 Geo-Phase Environmental Inc. Phone (209) 569-0293 <br /> Modesto, CA 95356 Fax (209) 569-0293 <br />