COMPLIANCE INFO_1985-2003 - Laserfiche WebLink

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SAN J'OAQUIN I.00_AT, HEALTH DISTRICT SAMPLING PROTOCAL FOR ROUTINE TANK REMOVALS The following represents minimum sampling criterion required for closure compliance. Soil samples collected shall be representative of native soils beneath the tank's invert [tank's bottom] at a collection depth not be exceed 2 - 4 feet. If contamination is documented during closure an Unauthorized Release notification must be filled out and submitted to SJLHD within 5 days. Section 2652, CCR. WATER NOT PRESENT IN THE TANK PIT TANK SIZE MINIMUM NUMBER OF LOCATION OF SOIL SAMPLES SOIL SAMPLES I At w k- - 1.000 allons S�tE- tank Fill p- ^�--.f tin 1000 - 10,000 allons TWO r tank One at each end of tank gallons and up THREE OR MORE r per tank§Wge�nera1Myys1pD�ace:d0along he lengh of the tank Piping ONE --my 20 L.FEET WATER IS PRESENT IN•TANK PIT TANK SIZE MINIMUM NO. OF SOIL SAMPLES LOCATION OF SOIL SAMPLES MINIMUM NUMBER OF WATER SAMPLES 10,000 GALLONS 1000 - 10,000 gallons From wall next to OR LESS 10,001 gallons and up tank ends at soil/ Ends and Middle and (Single Tank) TWOgroundwater enerall spaced along he length the tank ONE of interface GREATER THAN From wall next to ONE 10,000 GALLONS tank ends.at soil/ OR groundwater TANK CLUSTER FOUR interface OTHER SPECIAL CONDITIONS SLAB PRESENT IN TANK PIT Soil samples shall be obtained beneath the slab within native soils. Penetration through the obstruction will be required in order to collect the samples. [Physical removal of the obstruction will then allow sampling according to the above conditions.] TANK SIZE MINIMUM NUMBER OF SOIL SAMPLES LOCATION OF SOIL SAMPLES Center and ends or sides Less than 1000 gallons THREE per tank 1000 - 10,000 gallons FIVE per tank Center and ends or sides 10,001 gallons and up FIVE OR MORE per Ends and Middle and tank enerall spaced along he length the tank of EH 23 047 12/88 REVISED 1/89