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the north end of the south tank and was analyzed to contain 1120 mg/Kg of TPH All other samples <br /> had non-detect level (ND<1)results <br /> Samples PB 1 @ 25'and PB2 @ 25' produced an unusual odor during extraction and were analyzed <br /> for diesel, kerosene, dielectric and motor oil The results were non-detect on all elements <br /> Sample PB 1 @ 20' was the only sample that was tested by EPA Method # 6010 for TTLC Lead <br /> Results of analysis was 23 mg/kg <br /> Conclusions <br /> The samples from under the north and center underground tanks do not indicate any gasoline <br /> contamination The soil samples from under the south tank show aged gasoline contamination <br /> Please address any questions to- Ery Rifenburg, Foothill Engineering, phone 209/368-9381. <br /> Respectfully submitted, <br /> Foothill En ' QROFr,SS�O,�I <br /> ���N R1FF.kBG9 Fy� <br /> Ery PE * Exp- <br /> cc. Thorpe is� <br /> cc: Ms.Wasserman � <br />