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SAN JOAQU I N LOCAL HEALTH DISTRICT <br /> SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS <br /> The following represents minimum sampling criterion re iced for closure compliance. Soil <br /> samples collected shall be representative of native soils beneath the tank's <br /> isVdocumentedsduringmclosure, aneUnauthorizednReleasexnotl icationemust befilledouttand <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 /> #G 2 v fkss than 1000 gallons ONE <br /> Per tank Fill or pump end of tank <br /> # O/ 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 tanknerally spaced along <br /> the length of the tank <br /> Piping ONE ----- EVERY 20 LINEAL FEET <br /> WATER IS PRESENT IN TANK PIT <br /> TANK SIZE MINIMUM NO. OF LOCATE SOIL MINIMUM NUmER <br /> SOIL SAMPLES OF WATER SAMPLES <br /> 10,000 GALLONS From wl e — <br /> OR LESS al <br /> tank endsoil/ <br /> s next to <br /> nY <br /> (Single Tank) TWO groundwater <br /> Interface ONE <br /> THAN <br /> 10,000t GALLONS From wall next to ONE <br /> OR tank ends at soil/ <br /> ��� � groundwater TANK —_ aceer <br /> OTHER SPECIALSoiCONDITIONS <br /> SLAB PRESENT IN TANK PIT gg <br /> thelobstrrt uctionawillebebrequiirred in�oorderetolcollectithe saimmpples. [Physicalrremovalhofuthe <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 r <br /> tank pe Ends and Middle and <br /> generally spaced along <br /> the length of the tank <br /> EH 23 097 12/88 - --- <br /> REVISED 1/89 <br />