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STEPHEN ,CHEN <br /> PAGE 2 <br /> 2 . ) Depending on the extent and condition of the finished <br /> excavation additional soil samples may be required for <br /> confirmation. The samples must be analyzed for total <br /> petroleum hydrocarbons as gasoline (EPA Method 5030/8015) .; <br /> benzene, toluene, ethylbenzene and xylene (EPA Method <br /> 5030/8020) and total petroleum hydrocarbons as diesel ' (EPA <br /> Method 3550/8015) . Analysis for total lead will not be <br /> required. <br /> 3 . ) Results of the soil-- sample analyses, the completed chain of <br /> custody,, and a sample location map must be ..submitted to this <br /> office directly from the laboratory. <br /> 4 . ) In addition to the soil disposal receipts,:, a receipt for .the <br /> backfill material or a statement by ,�you of the backfill <br /> material used must. also be submitted. <br /> 5 . ) Although the fuel dispensers were "located near the <br /> underground tanks at the site, our files show the <br /> contamination to be from a soil sample from underneath .the <br /> former diesel -tank.. In addition, this tank has been <br /> documented to have failed a precision test in 1993 . . <br /> Upon receipt of the owner/facility and billing information, <br /> PHS/EHD will notify you so that the proposed work can be <br /> scheduled. <br /> Please be advised that PHS/EHD requires a minimum of 48 hours <br /> advance notice prior to the initiation of site work. <br /> If you have any questions or wish to, discuss this letter in more <br /> detail, please contact Linda Turkatte, Senior REHS, at (209) 468- <br /> 3441 . <br /> Donna Heran, REHS, Director <br /> Environmental Health Division <br /> Linda Turkatte, Senior REHS Diane M. Hinson, REHS <br /> Site Mitigation Unit Supervisor <br /> LT <br /> c : PHS/EHD Unit III, Doug Wilson <br /> C : City of Stockton Public Works, James Giottonini <br /> c : City of Stockton Public Works, John ,Fukumoto . <br /> c : Goins Environmental;. Brian Goins <br />