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TABLE 2 <br />WELL CONSTRUCTION DETAILS <br />Former Mobil Service Station 99CAS <br />75 E. Alpine Avenue <br />Stockton, California <br />(Page 1 of 3) <br />Well <br />Well <br />TOC <br />Borehole <br />Total Depth <br />Well <br />Casing <br />Weft <br />Screened <br />Slot <br />Filter Pack <br />ID <br />Installation <br />Elevation <br />Diameter <br />of Boring <br />Depth <br />Diameter <br />Casing <br />Interval <br />Size <br />Filter <br />Date <br />(feet) <br />(inches) <br />(feet bgs) <br />(feet) <br />(inches) <br />Material <br />(feet b s <br />g) <br />(inches) <br />Interval <br />bgs) <br />Pack <br />(feet <br />Material <br />DW 1 <br />02/09/09 <br />16.76 <br />15 (0-50')a <br />85 <br />84 <br />8.625a <br />PVC/Steel <br />74-84 <br />8 (50-86) <br />2 <br />0.010 <br />73-85 <br />#2/12 Sand <br />DW2 <br />02/11/09 <br />16.01 <br />15 (0-50')a <br />84 <br />84 <br />8.625a <br />PVC/Steel <br />8 (50-84') <br />2 <br />74-84 <br />0.010 <br />73-84 <br />#2/12 Sand <br />DW3 <br />02/10/09 <br />16.99 <br />15 (0-50')a <br />84 <br />84 <br />8.625a <br />PVC/Steel <br />8(50-84') <br />2 <br />74-84 <br />0.010 <br />73-84 <br />#2/12 Sand <br />DW4 <br />05/12/09 <br />15.98 <br />15 (0-50')a <br />85 <br />85 <br />8.625a <br />PVC/Steel <br />8 (50-85') <br />2 <br />74-84 <br />0.020 <br />73-85 <br />#3 Sand <br />MW1 <br />02/21/07 <br />16.02 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />28-45 <br />#2/12 Sand <br />MW2 <br />02/23/07 <br />15.26 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />28-45 <br />#2/12 Sand <br />MW 3 <br />02/22/07 <br />15.37 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />28-45 <br />#2/12 Sand <br />MW4 <br />02/23/07 <br />16.78 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />28-45 <br />#2/12 Sand <br />MW5 <br />02/26/07 <br />15.15 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />28-45 <br />#2/12 Sand <br />MW6 <br />09/28/07 <br />16.31 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />23-45 <br />#2/12 Sand <br />MW7 <br />10/01/07 <br />14.67 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.010 <br />23-45 <br />#2/12 Sand <br />MW8 <br />05/12/09 <br />15.45 <br />8 <br />45 <br />45 <br />2 <br />PVC <br />30-45 <br />0.020 <br />25-45 <br />#3 Sand <br />EX1 <br />05/07/09 <br />16.51 <br />10 <br />50 <br />50 <br />G <br />PVC <br />35-50 <br />0.020 <br />33-50 <br />#3 Sand <br />EX2 <br />05/05/09 <br />16.83 <br />10 <br />50 <br />50 <br />4 <br />PVC <br />35-50 <br />0.020 <br />33-50 <br />#3 Sand <br />VEW 1 <br />05/06/09 <br />--- <br />12 <br />31.5 <br />25.5 <br />2 <br />PVC <br />17.5-25.5 <br />0.020 <br />16.5-25.5 <br />#3 Sand <br />12 <br />31.5 <br />31.5 <br />2 <br />PVC <br />28.5-31.5 <br />0.020 <br />27.5-31.5 <br />#3 Sand <br />VEW2 <br />05/07/09 <br />--- <br />12 <br />30 <br />24.5 <br />2 <br />PVC <br />16.5-24.5 <br />0.020 <br />15.5-24.5 <br />#3 Sand <br />12 <br />30 <br />29.5 <br />2 <br />PVC <br />27.5-29.5 <br />0.020 <br />26.5-30.0 <br />#3 Sand <br />