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SAN ac)AQUIN LOCAr- HEALTH DISTRICT <br /> SAMPLING PROTOM FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion required for closure compliance. Soil <br /> samples collected shalat a l be representative of native soils beneath the tank 's <br /> invertction ot <br /> beffilledmouttand <br /> submitted to SJLHD within 5 days. Section 1652, CCR. <br /> WATER NOT PRESENT IN THE TANK PIT <br /> TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES <br /> _ SOIL SAMPLES <br /> Vons- ---_ONE_per tank-- _Fill or <br /> pump 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 <br /> per tank Ends and Middle or <br /> generally spaced along <br /> - - - - - <br /> the length of the tank <br /> ---- — <br /> Piping --- - -- --_� <br /> ------------_-- ..-- EVERY 20 LINEAL FEET <br /> ---- <br /> WATER IS PRESENT IN TANK PIT <br /> -._-TANK SIZE ---- <br /> --- MINIMUM N0. OF LOCASION 0"F SOIL MINIMUM NUMBER <br /> _ SOIL SAMPLES OF WATER SAMPLES <br /> 10,000 GALLONS From wall next to <br /> OR LESS tank ends at soil/ <br /> (Single Tank) TWO groundwater <br /> interface ONE <br /> GRP-ATER THAN From wall next to <br /> 10,000 GALLONS OR tank ends at soil/ ONE <br /> + TANK cLUSTER FOUR groundwater <br /> interface <br /> OTHER S PEC I AL GOND I T I ONS <br /> SLAB PRESENT IN TANK PIT <br /> theSoil samples shall be obtained beneath the slab within native soils. Penetration through <br /> otrtiontw�llwthenallowusamplinged in oaccorder ingotoethetabovemcondit[Physical removal of the <br /> LLessthan <br /> K SIZE MINIMUM NUMBER OF LOCATIONOF SOIL SAMPLESSOIL SAMPLES <br /> 1000 gallons THREE per tank Center and ends or sides000 gallons FIVE per tankCenter and ends or sideslons and up FIVE OR MORE <br /> tank ter Ends and Middle and <br /> generally spaced along <br /> the length of the tank <br /> EH 23 047 12/88 <br /> REVISED 1/89 <br />