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Morita Brothers Service Station 3 July 16, 1992 <br /> ' Three soil samples (PN-1, PS-2, and PC-3) were collected from beneath the former <br /> product pipeline at a depth of 3 feet below surface grade PN-1 and PC-3 were also <br /> positioned to be adjacent to the dispensers on the dispenser island Two soil samples <br /> ' (TK-1N and TK-1S) were collected from beneath the north and south ends of the <br /> former 5,000 gallon underground leaded gasoline storage tank at a depth of 12 feet <br /> ' below the surface grade, respectively Two soil samples (TK-2N and TK-2S) were <br /> collected from beneath the north and south ends of the former 5,000 gallon <br /> ' underground unleaded gasoline storage tank at a depth of 12 feet below the surface <br /> grade, respectively Two soil samples (TK-3N and TK-3S) were collected from beneath <br /> ' the north and south ends of the former 2,000 gallon underground premium unleaded <br /> gasoline storage tank at a depth of 12 feet below the surface grade, respectively One <br /> soil sample (TK-4) was collected from beneath the former 500 gallon underground <br /> ' waste oil tank at a depth of 9 feet below surface grade Two soil samples (SPE-1 and <br /> SPE-2) were collected from within the eastern excavation stockpile at 3 feet below the <br /> surface of the stockpile One soil sample (SPW) was collected from within the western <br /> excavation stockpile at 3 feet below the surface of the stockpile <br /> The four soil samples from beneath the 5,000 gallon underground unleadedg asoline <br />' storage tank, and the 2,000 gallon underground premium unleaded gasoline storage <br /> tank were submitted to Mobile Laboratories in Bakersfield, a State of California <br /> Department of Health Services (DOHS) certified laboratory The soil samples were <br />' analyzed for TPH as gasoline using the California DOHS Luft Method for gasoline, and <br /> for the gasoline constituent volatile aromatics, benzene, toluene, ethylbenzene, and <br />' total xylenes (BTEX) using USEPA Test Method 8020 The eight soil samples from <br /> beneath the 5,000 gallon underground leaded gasoline storage tank, from beneath <br />' the product pipelines and from the two excavation stockpiles were submitted to B C <br /> Laboratories in Bakersfield, a State of California Department of Health Services <br />' (DOHS) certified laboratory The soil samples were analyzed for TPH as gasoline using <br /> the California DOHS Luft Method for gasoline, for the gasoline constituent volatile <br />' aromatics, benzene, toluene, ethylbenzene, and total xylenes (BTEX) using USEPA Test <br /> Method 8020, for EDB using USEPA Test Method 504, and for total lead using SW 6010 <br /> The soil sample from beneath the waste oil tank was submitted to B C Laboratories <br /> were it was analyzed for the presence of TPH as both gasoline and diesel using the <br /> EE-8101-3 9207-EO37 WP <br />