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a Table 1. Groundwater Monitoring Well Data Well No Date Well Depth to Casing Water Floating Depth (ft) Water (ft) Elev (ft) Elev (ft) Product MW-1 12/26/95 17 00 870 4940 40 70 None MW-1 3/28196 16 87 823 ----- 41 17 None MW-1 6/27/96 16 88 884 ----- 40 56 None MW-1 9123/96 16 85 921 ----- 40 19 None MW-1 12/19/96 16 88 856 ----- 40 84 None MW-1 3/10/97 16 88 823 ----- 41 17 None MW-1 6/30/97 16 77 894 ----- 40 46 None MW-1 8/20/97 16 77 906 ----- 40 34 None MW-1 12/10/97 16 77 864 ----- 40 76 None MW-2 12/26/95 18 74 955 5052 41 51 None MW-2 3128/96 18 63 901 ----- 41 51 None MW-2 6/27/96 18 65 958 ----- 40 94 None MW-2 9/23/96 18 60 1010 ----- 40 42 None MW-2 12/19/96 18 65 936 ----- 41 16 None MW-2 3/10/97 18 65 907 ----- 41 45 None MW-2 6130/97 18 45 980 ----- 40 72 None MW-2 8/20/97 18 45 1004 ----- 40 48 None MW-2 12/10/97 18 45 945 ----- 41 07 None MW-3 12/26/95 16 67 905 4978 40 73 None MW-3 3/28/96 16 63 861 41 17 None MW-3 6/27/96 16 63 922 ----- 40 56 None MW-3 9123196 16 50 960 ----- 40 18 None MW-3 12/19/96 16 58 893 ----- 40 85 None MW-3 3/10/97 16 58 864 ----- 41 14 None MW-3 6/30197 16 58 931 ----- 40 47 None MW-3 8/20/97 16 58 948 ----- 40 30 None MW-3 12/10/97 1 6 58 905 ----- 40 73 None MW-4 8/20/97 18 47 973 4760 37 87 None MW-4 12/10/97 18 47 926 ----- 38 34 None Groundwater Gradient Groundwater elevations were plotted to a known datum to prepare a groundwater contour map The groundwater flow direction was toward the north-northwest at sampling time, and a flow gradient of 0 034 was calculated A small groundwater mound appears in the vicinity of the former tank pit Historic groundwater flow trends typically vary from north-northeasterly to north-northwesterly i4 Page 2