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ti.�` <br /> 0-7—.a-D 7-Rf3 4-1--kJ <br /> SAN .�OAQUSN z.aOCAL. HEAL..TF-i D2 STRI CT <br /> SA''PL I NG 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 - 9 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 /> ........._._.............-....._......._...--.....-...................................._._..................................._..... <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 /> 100 - 10,000 gallons TWO per tank One at eacend of tank <br /> 10,001 gallons and up THREE OR MORE Ends and Middle or <br /> per tank . enerallyy spaced along <br /> lengt h of the tank <br /> Piping ONE EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN TANK PIT <br /> .._.._................. ................................._......._.................... <br /> TANK SIZE MINIMUM NO. OF LOCATION OF SOIL MINIMUM NUMBER <br /> SOIL SAMPLES SAMPLES OF WATER SAMPLES <br /> r-- -_...—_..__...._..._..._.._ ....__..._..._...__........_..._....._..._...._.._.__........_..._.........._......._........__..._._.__...__......... .. _._... <br /> T0,000 GALLONS From wal 1 next to <br /> OR LESS tank ends at soil/ <br /> (S'ingle Tank) TWO groundwater ONE <br /> ---- -- - .._- - �_ interface ��- <br /> GREATER THAN From wall next to _ ONE <br /> 10,000 GALLONS tank ends at soil/ <br /> OR groundwater <br /> TANK CLUSTER FOUR interface <br /> OTHER SPECIAL. CONDITIONS <br /> SLAB PRESENT IN 'TANK PIT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration throw h <br /> the obstruction will be required in order to collect the samples. (Physical removal of he <br /> obstruction 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 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 /> tankgeneral] spaced along <br /> the leng h of the tank <br /> EH 23 047 12/88 <br /> REVISED 1./89 <br />