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Table 1 <br /> Groundwater Monitoring Data and Analytical Results <br /> Tosco(Former BP Oil)Service Station#I 1195 <br /> 16500 South I-5 <br /> Lathrop,California <br /> WELL IDI DATE DTW S-1. GWE TPH-D TPH-G B T E X MTBE <br /> TOC*(fz) (ftbgs) (rnsd) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) <br /> MW-6 10/15/97 9.79 7.0-20.0 -1.53 -- ND ND ND' ND ND 920 <br /> (cont) 01/15/98 8.71 0.45 ND' ND3 ND ND3 ND' ND 820 <br /> 05/07/98 5.58 2.68 - 1,500 ND ND3 NW ND 2,300 <br /> 09/03/98 7.77 0.49 -- ND ND NDND' ND 17 <br /> 12/23/98 8.32 -0.06 ND ND ND 3 ND ND 20 <br /> 12/31/98 INACCESSIBLE-PAVED OVER -- -- - <br /> 12/31/98 7.93 0.33 -- 90 ND ND3 ND' ND 100 <br /> 8.26 05/20/99 7.12 1.14 -- ND ND ND ND ND ND/2.39 <br /> 08/11/99 8.57 -0.31 ND ND ND ND ND ND/2.6' <br /> 11/19/99 8.75 -0.49 ND ND 2.4 ND 2.6 11113' <br /> 02/22/00 6.59 1.67 -- ND ND ND ND ND 14.8/16.8 <br /> 05/05/00 6.81 1.45 -- ND ND ND ND ND ND/ND' <br /> 08/28/00 8.35 -0.09 -- ND ND ND ND ND ND/ND' <br /> 11/13/00 8.65 -0.39 -- ND ND ND ND ND ND/ND' <br /> 02/09/01 8.40 -0.14 - ND ND ND ND ND 7.66/8.21 <br /> 05/11/01 7.80 0.46 -- ND ND 0.550 ND ND ND/5.29' <br /> 08/10/01 8.82 -0.56 - <50 <0.50 <0.50 <0.50 <0.50 7.019.8 <br /> 11/21/01 9.32 -1.06 -- <50 <0.50 <0.50 <0.50 <0.50 5.414.7 <br /> 02/07/02 7.34 0.92 -- <50 <0.50 <0.50 <0.50 <0.50 <2.5k2.0' <br /> 05/23102' 8.29 -0.03 -- <50 <0.50 <0.50 <0.50 <1.0 -43.8' <br /> 08/15102E 8.79 -0.53 - <50 <0.50 <0.50 <0.50 <1.0 5.8 <br /> 11118-19/02"' 9.18 -0.92 -- <50 <0.50 <0.50 <0.50 <1.0 120 <br /> MW-7 <br /> 14.27 09/15/93 9.59 -- 4.68 -- ND ND ND ND ND -- <br /> 01/13/94 INACCESSIBLE-PAVED OVER -- -- -- -- -- -- <br /> 05/12/94 INACCESSIBLE-PAVED OVER - -- -- -- -" <br /> 10/07/94 INACCESSIBLE-PAVED OVER -- -- -- -- "" <br /> 12/08/94 INACCESSIBLE-PAVED OVER -- -- -- -' -- -- <br /> 02/21/95 8.21 6.06 -- ND ND ND ND ND -- <br /> 06/09/95 INACCESSIBLE-PAVED OVER - -- -- - -- -" <br /> DESTROYED k <br /> 11 195.x IsM 180175 8 As o1`1 1119/02 <br />