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4 <br /> Frank C. Alegre Trucking, Inc. <br /> Lodi, California i <br /> January 25, 1991 <br /> GROUNDWATER LEVEL MEASUREMENTS ` <br /> SURVEYED <br /> MEASURED <br /> RELATIVE <br /> DEPTH DATUM <br /> GROUND TO SUBSURFACE <br /> WELL LEVEL WATER ELEVATION <br /> f ----------------------------------------------- <br /> FIRST ROUND SAMPLING <br /> < , 1 0 44.4 -44. 40 <br /> 2 -. 65 45.6 -46.25 <br /> 3 +. 38 45.8 -45.42 <br /> l <br /> SECOND ROUND SAMPLING <br /> 1 0 44. 0 -44.00 <br /> 2 -.65 . 44.5 _45.15 <br /> 3 +.38 45.0 -44.62 <br /> L <br /> Based on these water level measurements a three- <br /> v <br /> point problem was calculated to determine the direction of <br /> flow ( Figures 4.4 and 4.5) . The data shows that the ground <br /> water flow is in a southwest direction with an approximate ' <br /> gradient of .02 to . 03. <br /> 1 <br /> f <br /> 3 <br /> 3 <br /> �66 <br /> r <br /> GeoPlus Consulting Services <br /> Page = I1 <br /> _ ii <br />