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® Lawrence Livermol e National Laboratory <br />'EMYED <br />July 7, 2008 JUL 0 B 2008 <br />ENVIRONMENT HEALTH <br />PERMIT/SERVICES <br />Subject: Class 1 Public Notification of the Changes Implemented in the <br />Lawrence Livermore National Laboratory's Hazardous Waste <br />Facility Permit (EPA ID No. CA2890012584) <br />Dear Reader: <br />You are receiving this letter because your name appears on the California Department of <br />Toxic Substances Control (DTSC) mailing list for notification of permit modifications. <br />On February 22, 2008, Lawrence Livermore National Security, LLC (LLNS) and the <br />U.S. Department of Energy (DOE), the operator and owner, respectively, of Lawrence <br />Livermore National Laboratory (LLNL), submitted Class 1 modifications to its <br />Hazardous Waste Facility Permit (HWFP), for which prior approval is not required, to <br />the Department of Toxic Substances Control (DTSC). <br />Minor changes to a facility, such as contact name changes and general administrative <br />changes that do not increase the storage or processing capacity or alter the type of waste <br />authorized to be managed at a permitted facility, are authorized to be made as Class 1 <br />modifications under DTSC regulations in 22 CCR 66270.42. However, any person may <br />request DTSC review on any Class 1 modification. A summary of the Class 1 permit <br />modifications to be implemented is enclosed. <br />The HWFP being amended was issued on November 19, 1999, and will expire on <br />November 19, 2009. <br />LLNL Livermore Site Background Information <br />LLNL is owned by the U.S. Dept. of Energy and is operated by Lawrence Livermore <br />National Security, LLC. The Laboratory was established in 1952 to conduct research on <br />nuclear weapons. Since then, other major programs have been added, including those in <br />nonproliferation and homeland security, energy and environment; and biomedical and life <br />sciences. These programs require research in physics, chemistry, materials science, <br />computer science and technology, biological sciences, and engineering. LLNL also <br />conducts a variety of projects for other federal agencies. <br />Sincerely, <br />Cott Wilson <br />Public Affairs Office <br />PRA08-032 <br />An Equal Opportunity Employer • Lawrence Livermore National Security. LLC • Operated for the US Department of Energy <br />P.O Box 808 Livermore, California 94551-0808 • Telephone (925) 422-1100 • http:l/www.11nl gov <br />Recycle <br />760061230 <br />