Laserfiche WebLink
Joe Lentini 5 <br /> Former Pipelines, Tracy 5 November 2010 <br /> By 17 January 2011, please submit a remedial investigation work plan to (1) delineate <br /> the lateral extents in the Trench 2 and 3 areas, including the depth discrete <br /> groundwater sampling proposed in the RA Work Plan, (2) characterize contaminated <br /> soil observed in borings MW-1, MW-2, MW-4 and MW-5A in terms of the potential to <br /> further degrade groundwater and propose cleanup, as necessary, and (3) propose the <br /> installation of permanent soil vapor probes near the highest levels of soil and <br /> groundwater contamination to facilitate additional soil vapor sampling and modeling to <br /> calculate soil vapor cleanup levels. <br /> If you have any questions regarding this letter, you may contact me at (916) 464-4811 <br /> or by enailo waterboards.ca.gov. <br /> Brian Taylor, P.G. <br /> Engineering Geologist <br /> cc: Mr. Jeff Gaarder, Conestoga-Rovers & Associates, Sonoma <br /> Mr. Mike Infurna, San Joaquin County Environmental Health Department, Stockton <br /> Ms. Eileen Nottoli, Allen Matkins Leck Gamble & Mallory LLP, San Francisco <br /> Mr. Shailendra Ganna, Shell Global Solutions (US) Inc., Houston, TX <br /> Mr. Hal Beral, Golden State Developers, Walnut Creek <br />