SITE INFORMATION AND CORRESPONDENCE

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Lawrence Livermore National Laboratory Site 300 Ll Tracy, California Fa March 1996 UCRL�Af=122 85 The United States Department of Energy .Presents the Proposed Plan for Remediation of &Ah- ' j,awrence Livermore National Laboratory Site 300 General Services Area SAN JOA,�'ON r(Introduction Public Meeting PUBLICI EALTM LABLR;? U The United States Department of Energy DOE/LLNL encourage the public to attend (DOE) and Lawrence Livermore National a meeting at 6:00 pm on Apri124, 1996 in the Laboratory (LLNL) request public comments Crystal Room at the Tracy Inn,West 11th Street, on the Proposed Plan for remediating soil and Tracy,CA. Representatives from DOE/LLNL, ground water in the General Services Area U.S. EPA, and the State of California will dis- (GSA)at the LLNL Site 300 Experimental Test cuss the proposed remediation plan, hear your Facility. Site 300 is located in the Altamont concerns,and answer your questions during the Hills, in San Joaquin and Alameda counties, meeting. approximately 17 miles east of Livermore and A 30-day public review and comment pe- 8.5 miles southwest of Tracy (Figs. 1 and 2). riod on this document begins on April 10, 1996, This Proposed Plan summarizes site con- and ends May 10, 1996. All interested mem- ditions and remedial alternatives analyzed for bers of the public are encouraged to review and the site, and presents the rationale for selecting comment on the preferred remedy, and on all the preferred remedial alternative. This docu- remedial alternatives considered, if desired. ment solicits your input, which will be consid- You can submit your comments verbally at the ered in decisions made about the final public meeting or in writing. Written comments remediation plan. should be sent to Donna Sutherland, Site 300 The Proposed Plan was prepared to com- Remedial Project Manager, DOE (see page 16 ply with the Comprehensive Environmental for address) by May 10, 1996. Response, Compensation, and Liability Act (CERCLA) of 1980, as amended by the Superfund Amendment and Reauthorization Act (SARA) of 1986, and is required by the LLNL Site 300 Federal Facility Agreement signed by Table of Contents DOE, the U.S. Environmental Protection Introduction ............................................................1 Agency(U.S.EPA),the California Department Public Meeting........................................................1 of Toxic Substances Control (DISC), and the Role of the Regulatory Agencies............................4 Site Background .....................................................4 Central Valley Regional Water Quality Control Summary of Site Risks...........................................7 Board (RWQCB) in 1992. Summary of Cleanup Alternatives..........................9 The CERCLA process is summarized in Preferred Remedial Alternative............................ 14 Figure 3. For the GSA,DOE/LLNL have com- Comment Period...................................................16 pleted a detailed environmental investigation For More Information...........................................16 Information Repositories......................................17 (referred to as a Remedial Investigation),and a References ............................................................17 thorough screening and evaluation of possible Glossary................................................................17 Note: Italicized words are defined in the Glossary. 1