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JUN-05-98 13:11 Fram:URS GIiESF 4153981904 T-358 P.01f07 Job-132 <br /> A URS Grolner,Mc. <br /> ,/ ~� 100 Calffornia Simer.Su to hon <br /> San Fran6srn,Catifom[a 941 1 1 4523 <br /> Telephone:(415)774-?700 <br /> Facsimi[e:(415)308-JQOA <br /> Offices xr prxrcipal C tics Na�iixrw+rle <br /> Junc 5, 1998 <br /> - z , <br /> Ms. Lctttia Briggs <br /> San Joaquin County Public Health Smices <br /> Environmental Health Division <br /> 304 E. Weber Avenue,Third Floor <br /> Stocktm, CA 95262 <br /> TRANSMITTAL OF PIPELINE AND DISPENSER ANALYTICAL RESULTS—USPS <br /> STOCKTON P&DCNM]!'SM <br /> 3131 arch, Rot , <br /> Dear Letitia: <br /> Please find attached, one copy of the analytical results for the fuel product pipeline and dispenscx <br /> samptee collocted at the above-listod site. As yaw can ace fro,n the results, there was sonic residual <br /> fuel product in the soil/pea gravel sample collected from beneath each dispenser. These results are <br /> summarized on page 3 of 10. In addition,one-detection of MTBE at 0-346 mg/kg was found in the <br /> pipeline sample oollected from the location adjacent to the diesel dispense, If you recall, this <br /> location is where the two sets of pipelines(unleaded and diesel), run alongside one another in the <br /> direction of the tanks. The area where these samples were collected has been grouted to the surface <br /> with concrete- <br /> TU mmt step is to receive the oil tank sample results, which will be forwarded to you as soon as <br /> they are available. We are still awaiting a letter fromyour office providing directiotl to collcci <br /> additional samples from beneath the former USTs and the concrete pad still in place. At this time, <br /> we have entcr.ed into an agrc>~ment with Spcctrum Drilling of Stockton, to drill six borcholes using <br /> a hollow stern auger rig, to collect the samples, The date of this sampling is tentatively scheduled <br /> for the week of June 22, 1999. Pleasc send the USPS a letter indicating a request from the County <br /> to conduct this sampling, Send the letter to: <br /> Mr. Amit Bhatia, Project Manager <br /> United States Postal Service <br /> Pacific Facilities Service Office <br /> 395 Oyster Point Blvd., Suite 225 <br /> South San Francisca,CA 9409946300 <br /> If you have any questions please don't hesitate to call me at 413n74-2781. <br /> Sincerely, PoW-lli''Fax Note 7671 D°ws as�as <br /> F <br /> cFMVOL <br /> URS GREINER, INC. phone N?-,ft q d$ 0 <br /> Curbs A.Nelson F=a ?x. Farc�t D <br /> Project Manager <br /> L15JCP1-I!lnnl'resu1tsl060598.az rage I <br />