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CA RIA <br /> Table 1. Ground Water Analytical Data - Shell-branded Service Station -Incident##98995874, 341 E Main Street,Ripon,California <br /> Depth to GW MTBE MTBE Dissolved Gallons <br /> Water Elevation' TPH9 Benzene Toluene F-thylbenzent Xylenes EPA 8020 EPA 8260 Methanol Oxygen Removed <br /> Date (feet) (feet) 4 (Concentrations to ppb) 0 (Mg!) (gal) <br /> 06/15/99 2856 3568 <50 <0 50 464 <0 50 0 661 18,000 --- --- 23 150 <br /> 06/21/99 2856 3568 <200 <2 00 <2 00 <2 00 <2 00 24,900 27,100 --- 24 150 <br /> Total Gallons Removed 9,072 <br /> EW-2 (TOC=64 10) <br /> 03/11199 2642 3768 <50 0 <0 500 <0 500 <0 500 <0 500 <2 00 291 --- 26 --- <br /> 04/22/99 2735 3675 <50 0 <0 500 <0 500 <0 500 <0 500 <5 00 0 537 <1,000 32 --- <br /> Abbreviations Notes <br /> TOC=Top of casing elevation,in feet a=Wells surveyed to TOC on March 25, 1999 by Virgil Chavez Surveying of Vallejo,CA <br /> GW=Ground water b=Lab results pending <br /> MTBE=Methyl tert-butyl ether by EPA Method 8020 or 8260 m=Below detection limit of n ppb <br /> TPH9 =Total petroleum hydrocarbons as gasoline by modified EPA Method 8015 ---=Not analyzed <br /> mg/L=Milligrams per Iiter <br /> ppb=Parts per billion Benzene,toluene,ethylbenzene and total xylenes by EPA Method 8020 <br /> Methanol by modified EPA Method 8015 <br /> .V <br /> r <br /> 1 <br /> r <br /> g 1np34Bgm+4mtab1C its 3 of 3 <br />