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DocuSign Envelope ID:8A8998FE-2409-4ADB-9A4F-FBB46AD5F51E <br /> ■ Lawrence Livermore National Laboratory <br /> NOV 12 2020 PUBLIC NOTICE <br /> E'NN IRONNIENTAL I : IT1l <br /> PA RT 11,°�- November 2, 2020 <br /> Subject: Class I Permit Modification to the Lawrence Livermore National Laboratory, Site <br /> 300 Hazardous Waste Facility Part AIB Permit Application for the Explosives Waste <br /> Treatment Facility (EWTF), Explosives Waste Storage Facility (EWSF), Building 883 <br /> Container Storage Area (CSA) and the Building 829 (B829)Post-Closure Facilio) <br /> Operation Plan (EPA ID No. CA2890090002) <br /> Dear Reader: <br /> You are receiving this notification because your name or the name of your organization is on the <br /> Department of Toxic Substances Control's (DTSC) mailing list for Lawrence Livermore <br /> National Laboratory (LLNL) Site 300. We are required by the California hazardous waste <br /> regulations to notify you when modifications are made to our Hazardous Waste Facility Permit <br /> pursuant to 22 CCR 66270 (a)(1)(B), which prescribes public noticing requirements. <br /> Lawrence Livermore National Laboratory (LLNL) Site 300, located at Corral Hollow Road, <br /> Tracy, California, is owned by the U.S. Department of Energy(DOE) and is jointly operated by <br /> US DOE and its contractor, Lawrence Livermore National Security, LLC. <br /> On May 14, 2020, LLNL submitted a Class 1 permit modification notification request letter to <br /> DTSC to repair the Building 883 Container Storage Area roof with more durable roofing <br /> material. The upgraded material required the roof material description, as-built diagram, Table <br /> of Contents in the Part A and B permit application to be revised. The project started on July 15, <br /> 2020 and was completed on August 20, 2020. <br /> Sincerely, <br /> DocuSigned by: <br /> SCb{� W lseiv, <br /> Scott Wilson <br /> Public Affairs Office <br /> Lawrence Livermore National Laboratory <br /> ESH-EFA-WP-20-20479—ST/SW Js Recy,-1e <br /> 7600 61730 <br /> An Equal Opportunity Employer• Lawrence Livermore National Security. LLC •Operated for the US Department of Energy <br /> P 0 Box 808 Livermore. California 94551-0808•Telephone(925)422-1100• http ttwww llnl gov <br />