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TABLE 3 <br /> GROUNDWATER ELEVATION DATA <br /> CHAPIN BROTHERS SITE <br /> STOCKTON, CALIFORNIA <br /> Elevation of Depth to Water-level Gradient <br /> Well Top of Casing Water Elevation and <br /> Number (ft above MSL) (ft below top of casing) (ft below MSL) Direction <br /> January 13, 1994 <br /> MW1 631 2148 -1517 <br /> MW2 565 2003 -1438 N650W <br /> MW3 5 36 2095 -1549 00019 <br /> MW4 672 2260 -1588 <br /> June 14, 1994 <br /> MW1 631 2137 -1506 <br /> MW2 565 1954 -13 89 N650W <br /> MW3 536 2030 -1494 00019 <br /> MW4 6 72 21 80 -1508 <br /> March 20, 1996 <br /> ' MW 1 631 1766 -1135 <br /> MW2 565 17 10 -1145 N650W <br /> MW3 5 37 1687 -1150 00019 <br /> MW4 671 1804 -1133 <br /> MWS 7 38 1871 -1133 <br /> June 26, 1996 <br /> ' MW1 631 1678 -1047 <br /> MW2 565 16 11 -1046 N820W <br /> MW3 5 37 16 16 -1079 00027 <br /> MW4 6 62* 17 16 -1054 <br /> ' MW5 738 1768 -1030 <br /> MSL = Mean Sea Level <br /> Gradient = Groundwater gradient in ft per ft <br /> Direction = Groundwater flow direction <br /> * The wellhead was modified during installation of the vapor extraction system <br /> and resurveyed on 6127196 <br /> i <br /> i <br /> ' 530-OOi <br /> Lusx GEosct>=NcEs <br />