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January 2011 <br />TABLE 1 <br />MONITORING WELL CONSTRUCTION DETAILS <br />103-81640 <br /> PVC Well <br /> Measuring Drilled Depth Screened Total Depth Sand Pack Casing Stick Well Casing <br />l <br />i <br />i <br />C <br />l <br />d Borehole <br />Well ID Northing Eastin <br />(ft <br />) Point from <br />Log Interval Measured on Interval u <br />Hei <br />ht Diameter c Un <br />t <br />omp <br />ete <br />Geo <br />og Date Constructed Log <br /> (ft') g <br />. Elevation (ft.) (ft. below (ft. below 7/30/2010 (ft. below p <br />g <br />(ft. above (in.) In Available <br /> ground) ground) (ft. below TPVC) ground) ground) <br />MW-1 1486789.04 3097470.54 5286 26 6-26 65.9 5-26 2.4 2 Sandstone 6/2/1998 Yes <br />MW-2 1487457.58 3097625.09 5261 114 89 - 109 112.0 87 - 109 2.2 2 Limestone & Sandstone 6/1/1998 Yes <br />MW-3 1486261.79 3097726.93 5259 106 84 - 104 107.2 81.5-113 0.9 2 Limestone & Sandstone 6/1/1998 Yes <br />MW-4 1484268.74 3098898.45 5231 unknown -168 - 188 188.3 unknown 2.0 2 unknown April, 1999 No <br />Notes: Borehole and well construction logs were unavailable for MW-4. Information provided for MW-4 was obtained from a video survey of the well performed on July 30, 2010. <br />Coordinates and elevations measured with a recreational grade GPS unit. <br />MW-1 well casing likely extended sometime after construction based on differences in drilled depth from borehole log and total depth measurement measured on 7/30/2010. <br />I:\10\81640\0400\GWRep_Fnl_06Jan11\Table 1 -Well Construction Summary_ejp.xlsx <br />920 <br />Golder <br />Associates