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Table 1. Groundwater Monitoring Well Data <br /> MW-3 12/26/95 1667 905 4978 4073 None <br /> MW-3 03/28/96 1663 861 41 17 None <br /> MW-3 06/27/96 1663 922 4056 None <br /> MW-3 09/23/96 1650 960 40 18 None <br /> MW-3 12/19/96 1658 893 4085 None <br /> MW-3 03/10/97 1658 864 41 14 None <br /> MW-3 06/30/97 1658 931 4047 None <br /> MW-3 08/20/97 1658 948 4030 None <br /> MW-3 12/10/97 1658 905 4073 None <br /> MW-3 03/31/98 1644 839 4139 None <br /> MW-3 06/30/98 1644 877 4101 None <br /> MW-3 09/29/98 1633 957 4121 None <br /> MW-3 12/29/98 1633 922 4056 None <br /> MW-3 03/29/99 1632 901 4077 None <br /> MW-3 06/30/99 1638 975 4003 None <br /> MW-3 10/05/99 1678 978 4000 None <br /> MW-3 01/27/00 1624 926 4052 None <br /> MW-3 04/20/00 1628 926 4052 None <br /> MW-3 07/19/00 1622 1022 3956 None <br /> MW-4 08/20/97 1847 9 73 4760 3787 None <br /> MW-4 12/10/97 1847 926 3834 None <br /> MW-4 03/31/98 18 18 8 61 3899 None <br /> MW-4 06/30/98 18 18 898 38 62 None <br /> MW-4 09/29/98 1783 974 3786 None <br /> MW-4 12/29/98 1783 933 3827 None <br /> MW4 03/29/99 1793 9 15 3845 None <br /> MW4 06/30/99 1765 992 3768 None <br /> MW4 10/05/99 1743 999 3761 None <br /> MW-4 01/27/00 1741 936 3824 None <br /> MW-4 04/20/00 1741 944 38 16 None <br /> MW-4 07/19/00 1768 1065 3695 None <br /> Groundwater Gradient <br /> Groundwater elevations were plotted to a known datum to prepare a groundwater contour map The groundwater <br /> flow direction was toward the north-northeast at sampling time, and a flow gradient of 0 031 was calculated <br /> Water levels have declined slightly, which is attributed to normal aquifer recharge Historically observed <br /> groundwater flow trends consistently vary from north northeasterly(see Figure 1) <br /> Chemical Analysis and Results <br /> The samples were transported to Chromalab, Inc in Pleasanton, CA The groundwater samples were analyzed <br /> using EPA Methods 50301 8015 and 602 for Total Petroleum Hydrocarbons as Gasoline (TPHG), Benzene, <br /> Toluene, Ethylbenzene and Xylene (BTEX) and fuel oxygenates including Methyl-tert-butyl-ether (MTBE), Tert- <br /> Butyl Alcohol (TBA), Di-Isopropyl Ether DIPS), Ethyl Tert-Butyl Ether (ETBE) and Tert-Amyl Methyl Ether <br /> (TAME) by EPA Method 8260 The analytical reports are attached,and the results are listed below in Table 2 <br />