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Table 3 <br /> Historical Groundwater Gradient Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Dr Stockton California <br /> Approximate Approximate <br /> flow hydraulic <br /> Date direction gradient <br /> 8/89 NE 0 003 <br /> 12189 NE 0 003 <br /> 4190 NE 0 002 <br /> 6190 - (a) --(a) <br /> 10/90 NE 0 003 <br /> 2/91 NE 0 002 <br /> 4/91 NE 0 003 <br /> 7/91 --(a) --(a) <br /> 1018191 --(a) -(a) <br /> 1/22192 --(a) —(a) <br /> 4/22/92 NE 0 001 <br /> 7129192 —(a) --(a) <br /> 10/29/92 --(a) —(a) <br /> 1/27193 NE 0 003 <br /> 4129/93 NE 0 003 <br /> 815/93 NE 0 002 <br /> 11/5/93 NE 0003 <br /> 3122/94 --(a) --(a) <br /> 6/27194 —(a) —(a) <br /> 9129194 NE 0 002 <br /> 12/8/94 NE 0 002 <br /> 3/8195 NE 0 005 <br /> 811195 NE 0004-0007 <br /> 911 1195 —(a) —(a) <br /> 1215195 NE 0 00020 001 <br /> 3118198 WINE 0 007 <br /> 6/18196 NE to E 0 004 <br /> 9/25/96 NE to E-SE 0 004 <br /> 12/4196 NE to E 0 003 <br /> 3119197 NE to E 0 005 <br /> 615197 NNE to NE 0 0007 to 0 004 <br /> 8/19197 NNE to NE 0 0004 to 0 005 <br /> 3119198 Radial 0 005 <br /> 6124198 Radial 0 008 to 0 011 <br /> 9110198 Radial 0 006 to 0 022 <br /> 12/17/98 Radial 0 002 <br /> 3110199 Radial N-NE 00007 <br /> 6/22199 NW 00009 <br /> 9113199 WN E 0 001 <br /> 12/15/99 Variable NA <br /> 3123/00 NE 0 002 <br /> 8121/00 NE/Vanable 0002 <br /> 9113100 Northeast 0 002 <br /> 12/15/00 Northeast 0 002 <br /> $12/01 Northeast 0 002 <br /> (a)Gradient and flow direction could not be calculated <br /> due to influence of remediation system <br /> 077 43235 801/Gradient Table <br />