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SAMPLING PROTOCOAbR ROUTINE PIPING/DISPF-NSERMOVALIREPLACEMENT The following represents minimum sampling criterion required for closure compliance. Soil samples collected shall be representative of native soils beneath the tank's invert (tank's bottom) at a collection depth not to exceed 2 - 4 feet. If contamination is documented during closure, an Unauthorized Release Notification must be completed and submitted within five (5) working days pursuant to California Health & Safety Code, Section 25295. TABLE #2 RECOMMENDED ANALYSES DISPENSER SAMPLES PIPING SOIL SAMPLES TANK DISPENSER & PIPING STOCKPILE SAMPLES 1,111 111[jil 1 i111111 I!:: 1 1 TABLE #2 RECOMMENDED ANALYSES Notes: 1. EPA Method 8260B analyses tertiary -butyl ether (MTBE), di ether (TAME),tertiary-butanol and ethylene dibromide (EDB 2. If pentachlorophenol (PCP) is Method 6290 and pesficides 3. METALS ICRP or AA induc iv Spectrometry: 7000. M I e • or - •- • Revised 07-17-2014 m4st include all analytes listed in the method plus fuel oxygenates methyl - e rr a:.- - - ether -1 A methanol and - e fuel additives 1 r r r • ♦- .- y EPA Met0 ! 8081 a e_ -t er e- -e .ee • • -e r .•. r TANK i BTX E CL HC TOTALit CONTENTSi 8015 8020 8010 8020 1 EATBE, TAME) si8260 8260 8240 0 1 1 8260 12 DCA & EDB 1 8260 r,, I • . I SOLVENTS r. WASTEWa� ,� r OIL OR CONTENTSUNKNOWN Notes: 1. EPA Method 8260B analyses tertiary -butyl ether (MTBE), di ether (TAME),tertiary-butanol and ethylene dibromide (EDB 2. If pentachlorophenol (PCP) is Method 6290 and pesficides 3. METALS ICRP or AA induc iv Spectrometry: 7000. M I e • or - •- • Revised 07-17-2014 m4st include all analytes listed in the method plus fuel oxygenates methyl - e rr a:.- - - ether -1 A methanol and - e fuel additives 1 r r r • ♦- .- y EPA Met0 ! 8081 a e_ -t er e- -e .ee • • -e r .•. r