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Chevron EnvlrmnmentalManagement Company - 2 - 6Apd12022 <br /> adjust the flm rate during the pump test to attempt to draw the groundwater fable down <br /> to 15 to 20 feel bgs and will monitor the groundwater elevation at MW-T with a water <br /> level meter. Groundwater elevagon will also be monitored during the Wrap test at MW-2 <br /> and the temporary boring location for SV-15, If available. Arcadis will store Me <br /> extracted groundwater temporarily on site in an intermediate bulk container and <br /> secondary spill containment system pending waste charectenzatmn. <br /> Arcadia will prepare a report fallowing receipt of Me laboratory analytical data to <br /> document the results of the assessment work and the pump test The report should <br /> include the following: soil boringlsoil vapor probe locations; documentation of sampling <br /> and soil vapor probe installation activities performed; results of the laboratory analyses; <br /> updated geologic cross sections; and conclusions and recommendations relevant to the <br /> assessment and remedial objectives. <br /> Central Valley Water Boats staff cancers with the work proposed in the Work Plan. <br /> Therefore, please submit the proposed report by 15 August 2022. <br /> Feel free W contact me with any questions or noncoms regarding this letter at <br /> (916) 4 4622 or Hill BralUin@waterboaMs ca <br /> qo Wiliam Brahmin, P.E. � <br /> Water Resource Control Engineer <br /> Private Sites Cleanup Unit <br /> Kristi Shelton. P.E. n.ma <br /> Senior Water Resource Control Engineer <br /> Private Sites Cleanup Unit 0:,,.e✓ <br /> cc. Michael Mailloux, Chevron Environmental Management Company, San Ramon <br /> Auddna Lehman, Aicadu U.S., Inc., Consent <br />