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02/05/2003 08:11 9163712450 3Z MANITANENCE PAGE 05/13 <br /> SAMPLING PROTOCOL FOR ROUTINE PIPI NGIDISPENSER REMOVALIREPLACEMENT <br /> The following represents minimum sampling criterion required for closure compliance, Soil samples oDiiected shaill be <br /> representative of native soils beneath the tames invert (tank's bottm) at a collection depth not to exceed 2 - 4 feet, If <br /> contamination Is documented during closure,an Unauthorized Release Notification must be completed and submitted within five(5) <br /> ' orldrig days pursuant to California Health I Safety Code,Section 25295. <br /> DISPENSER P, -I.-P-1.NG--AND STOCKPILE SAMPLES <br /> DISPENSER SAMPLES I Sample beneath each dispenser <br /> PIPING SOIL SAMPLES I Sample every 20 lineal feet <br /> DISPENSER&PIPING STOCKPILE SAMPLES 2 Samples every 50 cubic yards <br /> TABLE #2 RECOMMENDED MINIMUM VERIFICATION ANALYSES <br /> FOR UNDERGROUND STORAGE TANK INVESTIGATIONS <br /> TANK TANK TPH-G TPH-D 8TX&E CL HC TOTAL MITRE OXYGENATES METALS pC8 <br /> CONTENTS 0015 8015 8020 8010 LEAD (MTBE,TBA.DIPE, ICAPIAES 8270 <br /> 82FSO $260 8260 8240 7420 8020 FT815=,TAME) or 8080 <br /> 8260 1,2 DCA EE)a <br /> $250 7421 AA <br /> 8260 <br /> -- <br /> LEADED GAS X X X X <br /> UNL GAS X X X <br /> DIESEL, X X <br /> KEROSENE X X X <br /> UNK FUEL X X X X X <br /> PROD. OIL X X X <br /> CHLOR <br /> SOLVENTS X I X X <br /> NONCHLOR <br /> SOLVENTS X X X <br /> WASTEWSIED OIL <br /> OR <br /> UNKNOWN X X X X X X X <br /> CONTENTS <br /> Notes: <br /> 1. EPA Method 82605 analyses must include all analytes listed In the method plus fuel oxygenates methyl- <br /> tertiary-butyl other WTSE), diffsopropyl other(CAPE),ethyl-ternery-"l other(EtSE),tertiary-amyl-methyl <br /> ether(TAME),tertiary-butanol(TSA), methanol and ethanol and fuel additives 1,2-dichloroethane(1,2-1DCA) <br /> and ethylene dibromide(ED13 or 1,2-dibromoethene). <br /> 7, if pentachloraphanol (PCP)is identified,analyze the soil and/or water sample for dioxins and furans,by EPA <br /> Method 8290 and p@sWdes by EPA Method 8081A <br /> 3. METALS ICAP or AA IndUCtiv011y Coupled Plasma Atomic Emission Spectrometry 6010 or Atomic Absorption <br /> Spectrometry 7000. Metals.,Cadmium,Chromium IIII and V1.Lead,Zinc and Nickel. <br /> 4. Non-proprietary,performance lbased analytical methods may be used with approval of Regional Board staff-, <br /> RevIned 12131/07 <br /> 3 <br />