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affs cwa <br /> Ms Lori Duncan <br /> July 14, 1999 <br /> Page 3 <br /> Task 2- ]Laboratory Testing <br /> The groundwater grab sample will be analyzed in the laboratory using EPA Method 8015 <br /> modified to analyze for TPH-dresel and TPH-gasoline, and using EPA Method 8020 to analyze <br /> for BTEX compounds and MTBE The soil samples will be analyzed for TPH-diesel and BTEX <br /> compounds <br /> Task 3- Survey of'Wells <br /> The locations of known domestic, agricultural, industrial and municipal wells within a 2,000-ft <br /> radius of the site will be identified using Vista Record Search, or Environmental Data Resources, <br /> JK <br /> subcontractors that specialize"computer data searches for environmental purposes <br /> Task 4-Analysis and Report <br /> The results of the analyses of the groundwater sample and the soil samples will be presented in a <br /> report The report will contain maps showing locations of nearby wells, the boring locations, and <br /> a table summarizing the laboratory reports Conclusions regarding the vertical and lateral extent <br /> of petroleum contamination at the site will be presented in the report <br /> ESTIMATED SCHEDULE <br /> The work can begin as soon as a drill rig can be scheduled We anticipate that drilling can begin <br /> within about 2 weeks after authorization to proceed Drilling will require about 2 working days <br /> The laboratory analyses can be completed within about 10 working days after sampling The <br /> report will be completed within about 2 weeks following receipt of the laboratory reports <br /> If you have any questions please call Albert Ridley at 510-874-3125 or Richard Ely at 707- <br /> 874-3570 <br /> Sincerely, <br /> Richard Ely, R G Albert P Ridley, C E G <br /> Project Geologist Senior Project Manager <br /> Attachment Figure 1 Planned Boring Locations <br /> cc Mr Phil Copple <br /> I109967049A1645Wordplandoc 07114!99 <br />