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Table 1 <br /> Groundwater Elevation and Analytical Data <br /> Chevron Bulk Terminal 100-1621 <br /> 22888 South Kasson Road <br /> Banta,Callfomia <br /> Well Depth Groundwater Groundwater SPH SPH Total SPH TPH as TPH as Ethyl- Total MtBE <br /> Well Date Elevation To Water Elevation Elevation Thickness Removed Removed Diesel Gasoline Benzene Toluene Benzene Xylenes MtBE EPA 82608 <br /> Number Gauged (feet MSL) (feet,TOC) (feet,MSL) Change(ft) (feet) (gallons) (gallons) (N/L) (P/L) ("/L) (v/L) (N/L) (p/L) (N/L) (/,/L) <br /> MW-20 02/28/00 4.98 14.79 2.47 - - - <50 207 <0.5 <0.5 1.54 <1.0 <10.0 <br /> (cont.) 06/27/00 5.94 13.83 •0.96 0.00 0.00 0.00 170 1,400 0.55 0.63 4.0 6.1 <0.5 <br /> 08/21/00 5.50 14.27 0.44 0.00 0.00 0.00 <50 <50 <0.5 <0.5 <0.5 <0.5 <0.5 <br /> 11/30/00 Well Inaccessible <br /> 03/06/01 7.29 12.48 -1.79 0.00 0.00 0.00 65 <50 <0.5 <0.5 <0.5 <0.5 <0.5 <br /> 04/23/01 7.91 11.86 -0.62 0.00 0.00 0.00 <50 <50 <0.50 <0.50 <0.50 <0.50 0.92 <br /> 08/08/01 20.42 6.48 13.94 2.08 0.00 0.00 0.00 87 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <br /> 10/16/01 Destroyed- <br /> MW-21 09/02-03/93 4.13 - - - - 5100 NO 0.9 1.0 0.6 2.0 <br /> 12/03-06/93 5.73 - - - - - NO ND ND NO NO NO <br /> 03/01-02/94 5.96 - - - - ND ND NO NO NO NO <br /> 06/01/94 5.87 - - - - - NO NO NO ND NO NO <br /> 08/16-17/94 6.01 - - - - - NO NO NO ND ND NO <br /> 11/21/94 6.24 - - - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 02/23/95 18.77 4.82 13.95 - - - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 05/30/95 4.36 14.41 0.46 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 08/07/95 4.16 14.61 020 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 11/02/95 5.52 1325 -1.36 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 02/01/96 4.22 14.55 1.30 - - <50 <50 <0.5 <0.5 <0.5 <0.5 <br /> 05/01/96 4.54 14.23 -0.32 - - 110' 1,600 57 <5.0 <5.0 7.6 27 <br /> 08/08/96 - - - - - - - <br /> 11/04/96 5.75 13.02 - - - - <50 <50 <0.5 <0.5 <0.5 <0.5 300 <br /> 02/05/97 - <br /> 05/12/97 4.92 13.85 - - - - <50 <50 <0.5 <0.5 <0.5 <0.5 340 <br /> 08/12/97 5.05 13.72 -0.13 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 160 <br /> 11/04/97 5.44 13.33 -0.39 - - - 100 84' <0.5 <0.5 <0.5 <0.5 12,000 <br /> 02/09/98 0.70 18.07 4.74 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 1,800 <br /> 05/26/98 2.91 15.86 -2.21 - - - 89.3' <50 0.57 <0.5 <0.5 <0.5 >377 <br /> 08/24/98 4.30 14.47 -1.39 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 374/370° <br /> 11/16/98 5.31 13.46 -1.01 - - - 72.8 99.8 9.09 <0.50 0.767 2.88 2,270 <br /> 02/22/99 3.49 1528 1.82 - - 75.8° <50 12.6 <0.5 <0.5 <0.5 9,980 <br /> 06/14/99 5.11 13.66 -1.62 - - - <50 1,980 <0.5 <0.5 <0.5 <0.5 4,990 <br /> 09/01/99 3.51 1526 1.60 - - - <50 <50 <0.5 <0.5 <0.5 <0.5 43.7 <br /> 11/30/99 5.42 13.35 -1.91 - - - <60 254 <0.5 <0.5 <0.5 <0.5 319/320° <br /> 02/28/00 3.32 15.45 2.10 - - 68.0 <100 <0.5 <0.5 <0.5 <1.0 13.2 <br /> 06/27/00 4.28 14.49 -0.96 0.00 0.00 0.00 <50 <50 <0.5 <0.5 <0.5 <0.5 46 <br /> 08/21/00 3.94 14.83 0.34 0.00 0.00 0.00 <50 <50 <0.5 <0.5 <0.5 <0.5 11 <br /> 11/30/00 8.60 10.17 -4.66 0.00 0.00 0.00 64 <50 <0.50 <0.50 <0.50 <0.50 7.9 <br /> 03/06/01 5.81 12.96 2.79 0.00 0.00 0.00 <50 <50 <0.50 <0.50 <0.50 <0.50 85 <br /> 04/23/01 6.51 12.26 -0.70 0.00 0.00 0.00 <50 <50 <0.50 <0.50 <0.50 <0.50 110 <br /> 08/08/01 18.77 4.83 13.94 1.68 0.00 0.00 0.00 <50 <50 <0.50 <0.50 <0.50 <0.50 7 <br /> 10/16/01 Destroyed <br /> Chevron\1 001 621\GWtablel stQt2003 <br /> 22 of 33 <br />