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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,California <br /> Well Depth Groundwater Groundwater SPH SPH Total SPH TPH as TPH as Ethyl- Total MtBE <br /> Well Date Elevation To Water Elevation Elevation Thiclmess 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) W2) WO Wim) (PIL) (ji/L) (p/L) (,u/L) (,u/L) <br /> MW-41 UA 11/04/96 - 4.98 - - 0.15 0.08 0.08 - <br /> (DE-6) 02/05/97 -- 0.53 - - 0.04 0.01 0.09 - - <br /> 05/12/97 2.99 - - - - 0.09 54,000 550 <2.0 <2.0 <2.0 <2.0 <20 <br /> 08/13/97 - 4.21 _ _ _ _ - - <br /> 11/04/97 4.68 - - - - - - <br /> 02/09/98 0.72 <br /> 05/26/98 - 3.22 - - - - - <br /> 08/24/98 - 3.88 - - - - - - <br /> 11/16/98 4.74 - - - - - - - - <br /> 02/22/99 - 3.79 - - - - - _ - _ » <br /> 06/14/99 -- 5.91 - - - - - - - - <br /> 09/01/99 -- 4.24 - - - - - - - - <br /> 11/30/99 -- 5.49 - - 0.01 - - - - - <br /> 02/28/00 -- 1.97 -- - 0.03 » - - - - -- <br /> 06/27/00 3.11 - - 0.00 0.00 0.09 610,000 4,200 <1.0 <1.0 <1.0 29 1.6 <br /> 08/21/00 2.97 - - 0.02 0.00 0.09 - - -- -- -- <br /> 11/30/00 - 5.02 - 0.03 2.50 2.59 Well Not Sampled(product present) <br /> 03/06/01 Well Inaccessible <br /> 04/23/01 4.96 - - 0.00 0.00 2.59 770,000 7,100 <0.50 <0.50 <0.50 <0.50 0.74 <br /> 08/08/01 - 4.92 - - 0.01 0.00 2.59 Well Not Sampled(product present) <br /> 11/20/01 17.96 5.34 12.62 - 0.02 0.10 2.69 Well Not Sampled(product present) <br /> 02/22/02 4.25 13.71 1.09 0.02 0.00 2.69 Well Not Sampled(product present) <br /> 05/13/02 5.34 12.62 -1.09 0.02 0.00 2.69 - - - <br /> 08/27/02 4.74 1322 0.60 0.02 0.00 2.69 76,000 <50 <0.5 <0.5 <0.5 <0.5 2 <br /> 12/04/02 5.83 12.13 -1.09 0.02 0.00 2.69 86,000 <50 <0.5 <0.5 <0.5 <0.5 2 <br /> 03/05/03 5.87 12.09 -0.04 0.00 0.00 2.69 60,000 1,000 <0.5 <0.5 <0.5 <0.5 <2 <br /> MW-42UA 11/04/96 - 6.30 - - 0.66 0.13 0.13 - <br /> (DE-7) 02/05/97 1.39 - - 0.04 0.01 - - - <br /> 05/12/97 3.64 - 0.14 280,000 15,000 <10 <10 <10 <10 <100 <br /> 08/13/97 Well Buried by Asphalt <br /> 11/04/97 4.79 - - - - - - <br /> 02/09/98 0.69 - - - - - - <br /> 05/26/98 2.65 - - - - <br /> OM4/98 3.96 - - - - - - <br /> 11/16/98 4.88 - - - - - - - <br /> 02/22/99 3.44 - - - - <br /> 06/14/99 5.88 - - - _ <br /> 09/01199 3.79 - - - _ _ » <br /> 11/30/99 5.70 - - 0.08 - - - - - <br /> 02/28/00 1.89 - - 0.01 - 0.14 - - - - <br /> 06/27/00 unable to locate ---- -- ------------------ <br /> 08/21/00 -- - --- ----unable to locate ------------------------- <br /> 11/30/00 5.75 - _ Monitored Only <br /> 03/06/01 Well Inaccessible <br /> 04/23/01 5.71 - - 0.00 0.00 0.14 570,000 5,800 <0.50 <0.50 <0.50 2.0 1.2 <br /> 08/08/01 4.58 - - 0.01 0.00 0.14 Well Not Sampled(product present) <br /> 11/20/01 18.78 6.07 12.71 - 0.01 0.10 0.24 Well Not Sampled(product present) <br /> 02/22/02 5.04 13.74 1.03 0.02 0.00 024 Well Not Sampled(product present) <br /> 05/13/02 6.15 12.63 -1.11 0.02 0.00 024 Well Not Sampled(product present) <br /> 30 of 33 <br /> Chevron\1 001 621\GWtablel stQtr2003 <br />