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SAN I Environmental Health Department' COUNTY <br /> TABLE #2 RECOMMENDED MINIMUM VERIFICATION ANALYSES <br /> FOR UNDERGROUND STORAGE TANK INVESTIGATIONS <br /> TANK TANK Gasoline Diesel BTEX VOCO ) Semi - Oil & PCB Total Title 22 <br /> # CONTENTS VOCs(2) Grease Lead Metals(3) <br /> 8015M 8021B 8260B 8082 7421 <br /> 8260B 8015M 8260B 8270C 1664A <br /> Unknown Fuel <br /> (C4=C36) X X X X <br /> Gasoline <br /> (C4=C20) X X X <br /> Diesel <br /> (C10—C36) X X X <br /> Jet Fuel/Kerosene <br /> (C9=C20) X X <br /> Heating Oil <br /> (C10-C32) X X <br /> Stoddard Solvent <br /> (non-chlorinated) X X <br /> C8-C20 <br /> Chlorinated <br /> Solvents X X <br /> Waste Oil or X <br /> Unknown Contents X X X X X X <br /> Notes : <br /> 1 . EPA Method 8260B analyses must include all analytes listed in the method plus fuel oxygenates <br /> methyl -tertiary-butyl ether ( MTBE ) , diisopropyl ether ( DIPE ) , ethyl-tertiary-butyl ether ( EtBE ) , <br /> tertiary -amyl -methyl ether (TAME ) , tertiary- butanol (TBA) , methanol and ethanol and fuel additives <br /> 1 , 24chloroethane ( 1 , 2 - DCA) and ethylene dibromide ( EDB or 1 , 24bromoethane) . <br /> 2 . If pentachlorophenol ( PCP ) is identified , analyze the soil and/or water sample for dioxins and <br /> furans by EPA Method 8290 and pesticides by EPA Method 8081A. <br /> 3 . Title 22 Metals : Method 6010B may be used for all but the following metals , for which individual AA <br /> methods are required : Antimony & Arsenic by 7062 , Cadmium by 7131A, Lead by 7421 , Mercury by <br /> 7471 A , Nickel by 7521 , Selenium by 7742 , and Thallium by 7841 . <br /> 4 . Non -proprietary , performance based analytical methods may be used with approval of Regional <br /> Board staff. <br /> 7of10 <br />