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SAN JOAQU I N LOCAL HE AL.TH D I S TR I CT <br /> SAMPLING PROTOCAL 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 `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 /> Leas than 1000 gallons ONE per tank 1 Pill or pump erd' of tank <br /> 1000 - 10,000 gallons k, TWO per tank ', -One at each end of tank <br /> 10,001 gallons and up T11REE OR MORE Ends and <br /> yyMiddle or 99 <br /> per tank the lengthspactheed atank <br /> Piping ONE EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN TANK PIT <br /> TANK SIZE MINIMUM NO. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES SAMPLES OF WATER SAMPLES <br /> 10,000 GALLONS From wall next to <br /> OR LESS gtank ends at soil/ <br /> (Single Tank) TWO iroundwceer ONE <br /> GREATER TttAN From wall next to ONE <br /> 10,000 GALLONSI tank ends at soil/ <br /> ORroundwater <br /> TANK CLUSTER FOUR interface <br /> OTHER S PEC I AL CONDITION S <br /> SLAB PRESENT IN TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration through <br /> the obstructiontwillwill thenballow sampling auired In ccording toer to ect thethe abovemconditions kcal removal of the <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 theeleng�h ocethheatank <br /> EH 23 047 11/88 tank <br /> REVISED 1/89 <br />