Laserfiche WebLink
h <br /> � I 1 <br /> WELL CONCENTRATIONS <br /> Shell-branded Service Station <br /> 2494 Fremont Street , <br /> Stockton, CA <br /> I MTBE MTBE �� Depth to GW SPH <br /> Well ID Date TPPH B T E X $020 8260 DIPE, ETBE TAME TBA 1,2-DCA EDB Methanol Ethanol TOC Water Elevation Thickness <br /> u IL u IL u1'IL u IL u IL u IL u /L u IL u lL u IL u 1 u /L u IL u IL u /L MSL ft. MSL ft. <br /> Abbreviations: i <br /> TPPH=Total petroleum hydrocarbons as gasoline by EPA Method 8260B;prior to May 14,2001,analyzed by EPA Method 8015,except where noted. <br /> BTEX=Benzene,toluene,ethylbenzene,xylenes.by EPA Method 8260B;prior to May 14,2001,analyzed by EPA Method 8020,except where noted. <br /> MTBE=Methyl tertiary butyl ether <br /> TBA=Tertiary butyl alcohol or tertiary butanol,analyzed by EPA Method 82606 <br /> DIPE=Di-isopropyl ether,analyzed by EPA Method 82606 <br /> ETBE=Ethyl tertiary butyl ether,analyied by EPA Method 8260E <br /> TAME=Tertiary amyl methyl ether,analyzed by EPA Method 82608 <br /> 1,2-OCA=1,2-Dichloroethane,analyzed by EPA Method 8260B <br /> EDB=1,2-Dibromoethane,analyzed by EPA Method 8260B <br /> TOC=Top of Casing Elevation , <br /> i <br /> SPH=Separate-Phase Hydrocarbons <br /> GW=Groundwater I <br /> ug1L=Parts per billion � <br /> MSL=Mean sea levet <br /> ft.=Feet <br /> cn=Below detection limit I i <br /> NA=Not applicable <br /> Notes: I � <br /> a=Pre-Development water level. <br /> b=Post-Development water level. <br /> c=This sample analyzed outside of EPA recommended holding time. <br /> d=TPPH and BTEX analyzed by EPA Method k60B. <br /> O=Hydrocarbon does not match pattern of laboratory's standard. <br /> = r' listed as S-3-85 and well S-483 incorrect) listed as S-4-85. <br /> Chain of Custody,well5-3-84 Incorrect) sted y <br /> f On December 3D,2D03 ody, y <br /> i <br /> i <br /> Ethanol and Methanol analyzed by EPA Method 8260B. <br /> Site surveyed January 8,2000 by Virgil'Chavei.Land Surveying of Vallejo,CA. <br /> Site surveyed January 14,2002 by Virgil Chavez Land Surveying of Vallejo,CA. <br /> Wells S-1-85,S-3-84,and S-4-83 surveyed December 23,2002. <br /> Wells S-2-85,S-5,and S-6 surveyed December 23,2002. <br /> i I <br /> 1 , <br /> P e 6 <br /> i <br />