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T p <br /> Geological Audit Services, Inc. <br /> � Environmental Professionals <br /> `LA <br /> INV 1803W.March Lane,Suite A•Stockton,CA 95207-(209)956-0264• FAX(209)956-0700 <br /> M <br /> September 23, 1994 <br /> Y-; <br /> `�� GeoAudit -1.38 <br /> Ms. Mar]' MeaYs SEP 2 8. 1994 <br /> San Joaquin County PHS/EHD ENVIRoNMEN'"'.;'_ <br /> HEALTH I <br /> P. O. Box 388 PERMIT/SERVICES I <br /> Stockton, California 95201 <br /> ,i <br /> Subject: Analytical Results of Soil Samples - Parrish & SFons- <br /> 2905 E. Miner Avenue <br /> Stockton, California <br /> I� <br /> Dear Ms. Meays: <br /> In accordance with the request of Mr. Roger Fox of D. A. Parrish & Sons, Inc., Geological <br /> Audit Services, Inc. (GeoAudit) collected 17 soil samples at�l2905 E. Miner Avenue in.' <br /> _., Stockton, California. Samples were collected following the re-excavation of the former <br /> 10,008-gallon gasoline underground storage tank (UST) area.;The UST was removed on <br /> September 21, 1989. <br /> On August 11, 1994, seven samples were collected from thelfloor and sidewalls of the <br /> excavation. Samples B1-17 and B2-16 were collected from the bottom of the excavation at <br /> depths of 17 feet and 16 feet respectively. Sample E1-12 was collected from the east wall <br /> at a depth of 12 feet. Samples S1-15 and S2-13 were collected from the south wall at depths <br /> of 15 feet and 13 feet respectively. Sample W1-14 was collected from the west wall at a <br /> depth of 14 feet. Sample N1-14 was collected from the north wall at a depth of 14 feet. <br /> The samples were collected in brass sleeves; the ends of each sleeve were covered with <br /> aluminum sheets, capped and sealed with tape. The samples were then place in a chilled <br /> container and transported under chain-of-custody to Sparger Technology, Inc. (SPI). Each t <br /> sample was analyzed for TPH as gasoline and BTE&X in accorldance with the appropriate <br /> EPA method. The laboratory report and chain-of-custody are.included in Attachment A; a` <br /> field sketch of the approximate sample locations is included. i <br /> During excavation, soil was segregated into "clean" and impacted stockpiles using a photo- I <br /> ionization detector. Samples SP-1 and SP-2 were collected from the "clean" stockpiles on <br /> August 11, 1994. Both samples were analyzed by SPI for TPH asigasoline and BTE&X: The ' <br /> 1 <br /> ,: IF <br /> h <br /> Full Spectrum Environmental Services• Hydrogel logy <br />