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'• 7500 West Eleventh Street Tracy,CA <br /> r <br /> r <br /> TABLE 3 <br /> THICKNESS OF FLOATING PRODUCT IN MONIORING WELL MW-7 <br /> Date Casing Depth to Product/ Groundwater Product Approx.Volume of <br /> Purged of Elevation Groundwater Elevation Thickness Liquids Extracted <br /> Product Interface (Before Purging) Total Product e <br /> ft.MSL ft. ft. MSL ft. gal. gal. <br /> 48.22 <br /> 05/11/00 8.56 39.66 n/m 3 3 n1p nip <br /> 08/22/00 9.27 38.95 Nm n/p n/p <br /> 11/28/00 9.48 38.74 nim 4 n/p n/p <br /> 05/30/01 9.14 39.08 Nm 4 n/p n1p <br /> 09/11/01 9.52 38.70 Nm 4 n1p n/p <br /> It 12/13/01 <br /> 9.81 38.41 Nm 4. n/pn/p <br /> 04/11/02 9.64 38.58 0.30 nlp n/p <br /> 07/29/02 8.66 39.56 0.18 n/p n/p <br /> 10/25/02 9.84 38.38 0.48 n1p n/p <br /> 01/20/03 9.60 38.62 0.32 n/p n/p <br /> 04/15/03 9.38 38.84 0.52 n/p n1p <br /> 07/30/03 9.08 39.14 0.33 n/p n/p <br /> 10/27/03 10.38 37.84 0.53 n/p n/p <br /> 11/08/03 9.50 38.72 0.58 6 <1 <br /> 11/15/03 10.10 38.12 0.13 4 <1 <br /> l" 11/22/03 10.20 38.02 0 3 sheen <br /> 12/21/03 9.80 38.42 0 2.5 <1 oz. <br /> 01/26/04 9.88 38.34 0 15 trace <br /> 03/30/04 9.80 38.42 <0.02 8 trace <br /> Notes: <br /> 1. n1m=Not measured. <br /> 2. n/p=Not purged of floating product. <br /> 3. Moderate concentrations of components of fuel hydrocarbons in sample of groundwater recovered from well <br /> suggest LNAPL was not present(see Table 2). ) <br /> 4. High concentrations of components of fuel hydrocarbons in sample of groundwater recovered from well <br /> indicate LNAPL was present(see Table 2). <br /> 5. Estimated total recovered after successive rounds of purging with intermittent periods to permit groundwater <br /> and floating product in well to re-establish equilibrium. <br /> a <br /> sic <br /> �3: <br />