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i <br /> SAN •?OAQLJI N LOCAL. HEALTH D= STRICT <br /> SAMPLING PRO'POCAL FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion required for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank 's <br /> invert (tank's bottom] at a collection depth not be exceed 2 - 4 feet. if contamination <br /> is documented during closure an Unauthorized Release notification must be filled out and <br /> submitted to SJLHD within 5 clays. 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 /> ss than 1000 gallons ONE per tank Fill or um 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 tankgenerall spaced along <br /> the length of the tank <br /> Piping ONE _ EVERY 20 LINEAL <br /> WATER IS PRESENT IN •TANK PIT <br /> TANK SIZE MINIMUM N0. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES __ SAMPLES OF WATER SAMPLES <br /> 10,000 GALLONS From wall Nnext toOR LESS tank ends at soil/ <br /> (Single Tank) TWOgroundwater ONE <br /> interface <br /> GREATER <br /> OGTHAN <br /> NS From wall next to ONE <br /> tank ends.at soil/ <br /> TANKCZOR,USTE2 groundwater <br /> -_FOUR interface <br /> OTHER SPECIAL, CONDITIONS <br /> SLAB PRESENT IN TANK PIT <br /> the Soil samples shall be obtained beneath the slab within native soils. Penetration throu h <br /> obstrruucction willwthenballowusamplingoaccordincollect <br /> toethetabovemconditionss.jcal removal of �he <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000 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 per Ends and Middle and <br /> tank enerall spaced along <br /> ?he leng.hrof_the tank <br /> EH 23 047 12/88 <br /> REVISED 1/89 <br />