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40 a <br /> SAMPLING PROTOCOL FOR ROUTINE PIPINGIDISPENSER REMOVAL/REPLACEMENT <br /> The following represents minimum sampling criterion required for closure compliance. Soil samples collected shall be <br /> representative of native soils beneath the tank's invert (tank's bottom) 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 /> working days pursuant to California Health&Safety Code,Section 25295. <br /> DISPENSER PIPING AND STOCKPILE SAMPLES <br /> DISPENSER SAMPLES 1 Sample beneath each dispenser <br /> PIPING SOIL SAMPLES 1 Sample every 20 lineal feet <br /> DISPENSER&PIPING STOCKPILE SAMPLES 2 Samples every 50 cubic yards <br /> TABLE#2 RECOMMENDED MINIMUM VERIFICATION ANALYS <br /> FOR UNDERGROUND STORAGE TANK INVESTIGAT S <br /> TANK TANK TPH-G TPH-D BTX&E CL HC TOTAL OXYGENATES METAL <br /> 7B <br /> S PCB <br /> # CONTENTS LEAD (MTBE.TBA,D1PE, ICAP/AES 8270 <br /> 8015 8015 8020 8010 020 ETBE,TAME) or 8080 <br /> 8260 8260 8260 8240 7420 8260 1,2 DCA&EDB <br /> 51 <br /> 8260 742AA <br /> �1 8260 <br /> LEADED GAS X X 7X X <br /> UNL GAS X X X <br /> DIESEL X X <br /> KEROSENE X X X <br /> UNK FUEL X "X/ X X <br /> PROD.OIL —X X <br /> CHLOR. <br /> SOLVENTS X X X <br /> NONCHLOR <br /> SOLVENTS X X X <br /> WASTBUSED OIL <br /> OR AV <br /> UNKNOWN X X X X X X X <br /> CONTENTS <br /> Note <br /> 1. EP Method 8260B analyses must include all analytes listed in the method plus fuel oxygenates methyl- <br /> t 7,a?I <br /> --butyl ether(MTBE),diisopropyl ether(DIPE),ethyl-tertiary-butyl ether(EtBE),tertiary-amyl-methyl <br /> -butanol (TBA), methanol and ethanol and fuel additives 1,2-dichloroethane(1,2-DCA) <br /> --- -------- <br /> 2if pen+—Kl^r_0 phenol (PCP)is identiffiled, analyze the soil andfor watel,sarripip f^rdioxins n fehr n by E <br /> 3- t,--u,Al--r fjoMETALS !CAP crAA Inductively Coupled Pl-.sm--Atomi--Emission Spectrometa-116010 or nL-111 I ^P� n <br /> No n p ron nela rv, performance based analytical methods may be used with approval of Reaional Board staff. <br />