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i <br /> Table 1: Summary of Groundwater Elevations <br /> Sinclair and Thompson Property <br /> 3780 Linne Road <br /> Tracy, California <br /> Date Groundwater Elevation AMSL DTW Gradient Gradient <br /> MW-1 MW-2 I MW-3 I MW-4 I MW-5 Av . Shlw. AVG. Bearing Sloe MW-101 <br /> ta.c. L 76.80 1 76.28 1 76.68 1 76.71 1 75.88 ftlft 76.56 <br /> 02/19/99 65.41 65.37 65.54 65.31 - 65.41 11.21 N79°l± 0.0003 - <br /> 09/22/99 64.93 64.91 65.06 64.82 - 64.93 11.69 N250E 0.0041 - <br /> 12/20/99 64.23 64.19 64.38 64.13 - 64.23 12.39 N430E 0.0038 - <br /> 06/11/02 67.55 67.50 67.74 67.46 - 67.56 9.06 N550E 0.0042 67.57 <br /> 08/06/02 67.69 67.75 67.83 67.62 - 67.72 8.90 N 19°E 0.0040 67.71 <br /> 11/19/02 64.16 64.18 64.78 64.06 - 64.30 12.32 N280E 0.0043 64.17 <br /> 01/29103 64.11 64.06 64.21 64.00 - 64.10 12.52 N420E 0.0033 64.12 <br /> 04/18/03 64.24 64.20 64.35 64.16 - 64.24 12.38 N490E 0.0030 64.25 <br /> 07/23/03 67.80 66.88 67.02 66.77 - 67.12 9.50 N650E 0.0040 67.30 <br /> 10/16/03 64.16 64.13 64.25 64.04 - 64.15 12.47 N400E 0.0048 64.16 <br /> 01/23/04 63.97 63.86 64.02 63.81 63.77 63.89 12.58 N450E 0.0031 63.91 <br /> Historical Averages=1 65.24 11.36 1 N45°E 0.0035 65.40 <br /> Gradient dertermined by 3-point problem using MW-2, MW-3 and MW-4 from 9122/99 on. <br /> Gradient dertermined by 3-point problem using MW-1, MW-2 and MW-4 for 11/19/02 due to roots in MW-3 <br /> Geological Tecknics lnc 3/U12004 <br /> ■ <br />