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• <br /> S�`7 �C7AQU=N LaC�C,�L H�..�2�TH LaI STFt2 CT <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> 'he following represents minimum sampling criterion required for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank's <br /> _nvert (tank's bottom) at a collection depth not be exceed 2 - 4 feet. If contamination <br /> s documented during closure, an Unauthorized Release notification must be filled out and <br /> ,ubmitted to SJLND 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 qallorLs ONE per tank Fill or pump end of tank <br /> 00 - 10,000 gallo TWO per tank ne at eachend of tank <br /> 10,001 gallons and up THREE OR MORE Ends and Middle or g <br /> per tank ?he ylength5octheatar�k <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(Single Tank) TWO tankendssoil/ ONS' <br /> interface <br /> GREATER THAN From wall next to ONE <br /> 10,000 GALLONS tank ends at soil/ <br /> OR groundwater <br /> TANK CLUSTER I FOUR interface <br /> :DTI-IEt SPECIAL CQNI7I TI ONS <br /> SLAB PRESENT IN TANK PIT <br /> ;oil samples shall be obtained beneath the slab within native soils. Penetration through <br /> :he obstruction will be required in order to collect the samples. [Physical removal of the <br /> )bstruction will then allow sampling according to the above conditions. ) <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> SOIL SAMPLES <br /> Less than 1000 gallons 'I'11R.EE 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 generallyspaced along <br /> the lengh of the tank <br /> ,H 23 047 12/88 <br /> tEVISED 1/89 <br />