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RESULTS <br /> Water levels elevations have decreased an average of 0 42 feet since the last monitoring event <br /> in August 1995 (Table 1) Groundwater gradient maps were created using the data collected on <br /> September 27, 1995 (Figure 2) Groundwater flows northeast, away from the slough, with a <br /> gradient of approximately 0 075 feet/foot or 396 feet per mile <br /> No petroleum hydrocarbon constituents were detected in the groundwater samples collected from <br /> MW1 through MW6 Analytical results are summarized in Table 2 Laboratory reports with <br /> chain-of-custody documents are included in Attachment 2 <br /> RECOMMENDATIONS <br /> Due to the results of the groundwater sampling of monitoring during third quarter 1995, Smith <br /> Environmental recommends monitoring and sampling of all site wells (MW 1 through MW6) for <br /> the fourth quarter of 1995 in preparation for submittal of a closure request Communication <br /> with PHS/EHD recommended this sampling program <br /> If you have any questions or comments regarding this project, please contact our office at (209) <br /> 579-2221 <br /> Sincerely, <br /> Smith Environmental Technologies Corp <br /> Drew Van Allen <br /> Staff Scientist <br /> �oQRoFESS <br /> ro�yqe <br /> JEANNE F� <br /> Jeanne Homsey HOMSEY <br /> CA Registered Civil Engineer No C47410 N0.C04740 <br /> �4r &P. Izj6o � <br /> CIVIL,�Q���� <br /> OF CAt <br /> 0 <br /> N 115W7513QR 1995 WP5 2 <br /> • <br /> SMTH <br />