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SAMPLING !NE PIPINGIDISPENSER <br /> The following represents minimum sampling criterionrequired for closure compliance. Soil samples collectedshall be <br /> representative of native soils beneath the tank's invert (tank's bottom) ata collection depth not to exceed 2 - 4 feet. If <br /> contamination is documented during closure,an Unauthorized ReleaseNotification must be completedand submitted within <br /> five(5)working days pursuant to California Health&Safety Code,Section 25295. <br /> DISPENSER1 1STOCKPILE <br /> DIS NSER LES 1 Sample ath di n r <br /> PIPING SOIL PLES / m every 20 li i t <br /> DI &PIPING STOCKPILE SAMPLES 2 pies every cubic yards <br /> TABLE MINIMUM !C IANALYSES K <br /> INVESTIGATIONS <br /> T TANK BTX&E L TOT OXYGENATES METALS PCB <br /> # CONTENTS T /AES 8270 <br /> 15 15 20 10 20WTBE ,Tq or 8080 <br /> 8260 8240 7420 1,2 &EDB <br /> 8 7421AA <br /> 8260 <br /> LEADED GAS X X X <br /> UNL GAS XX X <br /> DIESEL X X <br /> KEROSENE X X X <br /> LINK FUEL X X X X <br /> PROD.OIL A X \\X <br /> CHLOR. X <br /> SOLVENTS X X <br /> NONCHLOR <br /> SOLVENTS X X X <br /> WAS USED OIL <br /> OR <br /> UNKNOWN X X X X X X X <br /> CONTENTS <br /> Notes: <br /> 1. EPA Method 8260B analyses must include all analytes fisted in the method plus fuel oxygenates <br /> methyl-tertiary-butyl e (MTBE),diisopropyl a (DIP t ( tertiary- <br /> amyl-methyl ether(TAME),tertiary-butanol ),methanol and ethanol and fuel additives 1, - <br /> i for thane(1,2-DCA)and ethylene di m' a(EDB or 1,2-dibro t ne). <br /> 2. If pentachlorophenol(PCP)is identified,analyze ft soil andfor water sample for dioxins and fumns by <br /> EPA Method 8290 and pesticidesEPA Method 8081A. <br /> 3. METALS ICAP or AA Inductively Coupled Plasma Atomic Emission Spectrometry 6010 or Atomic <br /> Absorption Spectrometry 7 F Cadmium,Chromium III and W,Lead,ZJnc and Nickel. <br /> . Non-proprietary,performance based analytical methods may be used with approval of Regional Board <br /> staff. <br /> Revised 02=109 <br /> 5 <br />