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SAN .JOP,QUT IV L.d�. HEL.TH DISTRICT <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> The following representsminimum sampling criterion required for closure compliance. Soil <br /> samples collected shall <br /> invert hank 's e representative of native soils beneath the tank 's <br /> is documented bottomJ at a collection depth not be exceed 2 - 4 feet. If contamination <br /> during closure, an Unauthorized Release notification must be filled out and <br /> submitted to SJLND vithin 5 days. Section 2652, CCR. <br /> WA'T'ER NOT PRESENT IN THE TANK F I T <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> _ SOIL SAMPLES <br /> 1--7 <br /> h$n-1DOI#-gallons` _.._,ONEpez tankFiend of tank <br /> 10,000 gallons TWO per tank One at each end of tank <br /> gallonsand upTHREE OR MORE Ends and Middle or <br /> per tank generallyspaced alonthe length of the tank- ONES EVERY 20 LINEAL <br /> --- _.� <br /> WATER IS PRESENT IN TANK PIT - <br /> TANK SIZE+—MINrr"M NO. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES LES OF WATER SAMPLES <br /> 10GALLFrom wall next to <br /> JOR -LESs tank ends at soil/ <br /> (Single Tank) TWO groundwater ONE <br /> interface <br /> GREATER THAN From wall next to <br /> 10,000 GALLONS tank ends at soil/ ONE <br /> OR <br /> TANK CC.USTFRFOURgroundwater <br /> interface <br /> dTHER SPE --TAT. co"IDITI©TVS ' <br /> SLAB PRESENT IN TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration throu+ggh <br /> obstructionobstruction <br /> enTl ballOwwusamplingoacc©rdingotoethetabovemconditions.sical removal of the <br /> i <br /> TANK SIZEy MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1.000 gallons THREE 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 r <br /> tank Ends and Middle and <br /> ?enerall spaced along <br /> he length of the tank <br /> EH 23 047 12188 <br /> REVISED 1./89 <br />