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To:. Page 7 of 10 2015-12-01 00:49:17(GMT) 14153999602 From: Nikola ZAGOROV <br /> RECEIVED <br /> NOY 3 0 2015 <br /> SAMPLING PROTOCOL FOR.ROUTINE PIPINGIDISPENSER REMOVAUREPLACEMENT q <br /> The following represents minimum sampling criterion required for clavre compliance. Soil samples "AGNMENTAI <br /> representative of native soils beneath the.tahk's invert (tank's bottom) at a coilection depth not to @xceed nrlrfesitCr}finpT��CRIT <br /> contamination is documented during closure,an Unauthorized Release Notification most be completed anc submitted within five <br /> (5)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 ANALYSES <br /> FOR UNDERGROUND STORAGE TANK INVESTIGATIONS <br /> TANK TANK TPH-G TPH-D BTX.&E CL HC TOTAL MTBE OXYGENATES METALS f PCB <br /> # CONTENTS j LEAD (MTBE,TBA,DIPS, ICAP/AES 18270 <br /> 8015 8015 8020 8010 8020 ErBE,TAMF) or 8080. <br /> 8260 8250 8260 8240 7420 8260 <br /> 5260 7421 1,2 DCA 8 EDB AA <br /> 8260 <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. i <br /> SOLVENTS x x 1 X <br /> NONCHLOR <br /> SOLVENTS X X x <br /> WASTEWSED 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 listed in the method plus fuel oxygenates methyl- <br /> tertiary-butyl ether(MTBE),di'isopropyl ether(DIPE.),ethyl-tertiary butyl ether(Et3E),tertiary-amyl-methyl <br /> ether(TAME),tertiary-butanol(TBA),methanol and ethanol and fuel additives 1,2-dichi'oroethane(1,2-DCA) <br /> and ethylene dibromide(EDB or 1,2-dibromoethane). <br /> 2. If pentachlorophenol(PCP)is identified,analyze the soil-and/or water sample for dioxins and furans by EPA <br /> Method 8290 and pesticides by EPA Method 8081A. <br /> 3. METALS ICAP or AA inductively Coupled Plasma Atomic Emission Spectrometry 6010 or Atomic Absorption <br /> Spectrometry 7000. Metals:Cadmium,Chromium III and VI,Lead,Zinc and Nickel. <br /> Revised <br /> .Non-proprietary,performance based analytical methods may be used with approval of Regional Board staff. <br /> Revised 07-172014 <br /> 5 <br />