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SAN .7O21-,QUIN LOC_AT. HEALTH DISTRICT <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion reguired for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank 's <br /> invert <br /> containaion <br /> isdocumented sduringmclosure coane <br /> UnauthorizednReleasexnottiificationemust beffilledm uttand <br /> submitted to SJLHD within 5 days. Section 2652, CCR. <br /> WATER NOT PRESENT IN THE TANK PIT <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000 gallons ONE per tank Fill or pump end of tank <br /> 1000 - 10,000 gallons TWO per tank One at each end of tank <br /> 10,001 gallons and up THREE OR MORE Ends and Middle or <br /> Per tankgenerally spaced along <br /> the length of the tank <br /> Piping ONE EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN TANK PIT <br /> TANK I <br /> MINIMUM N0. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES SAMPLES OF WATER SAMPLES <br /> 10,000 From wall next to <br /> OR LESS tank ends at soil/ <br /> (Single TWO groundwater ONE <br /> interface <br /> 1G OTERNS From wall next to ONE <br /> tank ends.at soilOR / <br /> roundwater <br /> TANK CLUSTER <br /> FOUR interface <br /> OTHER SPECIAL COND I T I ONS <br /> SLAB PRESENT IN TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration through <br /> obbstructiontwillwthenballow sampled ing according toethetabovemconditionssjcal removal of the <br /> TANK ---_._--------------------- <br /> SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000�gallons TFff2EE per tank Center and ends or sides <br /> 1000 - 10,000 gallons FIVE per tank Center and ends or sides <br /> 10,001 gallons and up FIVE OR MORE per Ends and Middle and <br /> tank enerally spaced along <br /> --- -_.--------- __----._.�.__ rhe length of the tank <br /> EH 23 097 12/88 _---�— <br /> REVISED 1/89 <br />