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Table 2 Summary of Groundwater Elevations,Gradient and Bearing-Zone A Wells <br /> George's Service <br /> 1600 Durham Ferry Road <br /> Tracy,California <br /> Project No 425 2 <br /> Date Elevation of Groundwater Well Data <br /> De <br /> MW-1 MW-2* MW-3 MW-4 MW-5 MW-6 MW-7 MW-8 AMSL DTW Gr ad�e** GrDien*t <br /> 3 20 9 38 <br /> 01/21/05 73 12 7238 7312 73 14 73 10 729617303 73 08 73 08 1274 North 00011 <br /> 04/11/05 73 22 72 47 73 21 73 24 73 20 73 113 12 73 16 73 18 12 64 N24°E 00009 <br /> 07/20/05 7376 7218 7378 7380 7372 7353 3 61 73 67 73 70 12 15 N10°E 0 0020 <br /> 10/30/05 7405 7306 7406 7409 7401 7388 3 91 7397 7400 11 85 N070E 0 0012 <br /> 01/22/06 <br /> 7356 72 73 7366 7360 7355 7346 7347 7349 7354 1229 N180E 0 0007 <br /> Historical Averages= 7347 1235 NI E 0.0012 <br /> FP=Floating product in well unable to collect data <br /> *=MW 2 often containd free floating product,therefore influencing water depths <br /> *+Gradient deterrmned from MW-3,MW4 and MW 6 from 515197 to current, except for 12/22/99 and 12/21/01 <br /> in which MW-3,MW-4 and MW-7 were used for the calculation 6120101 computer contours used for calculations <br /> MW 3,MW-4 and MW 7 used for calculations from 6102102 to 7122104(except 3!21103 MW 3,4 and S and 4!27104 MW 1 3 and 7) <br /> Note Groundwater Elevations prior to 12118/97 have been normalized to TOC3 for comparattve purposes <br /> Note GWG since 7123/04 are calculated using computer generated countour gradient trap <br /> 4/24120M <br /> C,cologlal7udurlcsGtc. Page 3 of 3 <br />