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TABLE 1 <br /> SOIL BORING AND WELL CONSTRUCTION DETAILS <br /> ARCO Service Station 559 <br /> 2085 East Main Street <br /> Stockton,CA 95205 <br /> Well/Boring TOC Borehole Borehole Well Casing Well Well Well Screen Cement Grout Seal Bentonite Seal <br /> Well Depth Filter Pack Interval Final Development <br /> Boring/Well ID Completion Elevation' Depth (h Diameter Diameter Casing Screen Slat Interval Interval Interval Comments <br /> Date (h) bgs) (in) (ft) (in) Material Size(in) (ft bgs) (ft bgs) (h bgs) (ft bgs) Depth <br /> Groundwater Monitoring Wells <br /> MW-1 1/8/2020 21.6 45.0 8.25 45.0 2.0 PVC 0.010 25.0 to 45.0 0.5 to 20.0 20.0 to 23.0 23.0 to 45.0 44.9 <br /> MW-2 1/9/2020 21.7 45.0 8.25 45.0 2.0 PVC 0.010 25.0 to 45.0 0.5 to 20.0 20.0 to 23.0 23.0 to 45.0 44.9 <br /> Well installed by Advanced Geo Environmental. <br /> MW-3* 3/27/2017 20.44 60.0 8.25 60.0 2.0 PVC 0.010 45.0 to 60.0 0.5 to 41.0 41.0 to 43.0 43.0 to 60.0 *59 Well destroyed on lune 4,2020 by Advanced <br /> Geo Environmental. <br /> MW-4 1/8/2020 21.14 45.0 8.25 45.0 2.0 PVC 0.010 25.0 to 45.0 0.5 to 19.0 19.0 to 23.0 23.0 to 45.0 45.0 <br /> MW-5 1/6/2020 20.14 45.0 8.25 45.0 2.0 PVC 0.010 25.0 to 45.0 0.5 to 20.0 20.0 to 23.0 23.0 to 45.0 45.2 <br /> MW-6 1/7/2020 20.4 45.0 8.25 45.0 2.0 PVC 0.010 25.0 to 45.0 0.5 to 20.0 20.0 to 23.0 23.0 to 45.0 45.0 <br /> Soil Borings <br /> SB-1 1 1/10/2020 N/A 20.0 8.25 N/A I N/A I N/A N/A I N/A 1 0.5 1 tol 20.0 1 N/A I N/A I N/A <br /> Notes: <br /> ft=feet N/A=not applicable <br /> in=inches MW-Monitoring well <br /> TOC=Top of Casing 1-Elevations relative to North American Vertical Datum of 1988 <br /> bgs=below ground surface <br /> *Antea Group does not guarantee the accuracy of data collected by previous consultants. <br /> Page 1 of 1 <br />