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■ Lawrence Liv ore National Laboratory <br />.00 <br />G '\ V <br />6 <br />i ti0� Nov tuber 30, 2016 <br />N'' <br />0 <br />REC <br />Mr. Victor Solari NM�N�M�N'( <br />San Joaquin County Fire Coordinator p�0 QPQ• <br />San Joaquin County Fire Prevention Bureau�N 0� NO <br />1850 E. Hazelton Avenue <br />Stockton, CA 95205 ENV N�ENTAL . <br />EPA197.H <br />ME,,,, <br />020 <br />Subject: S-300 Test Facility Aboveground Storage Tanks Closure Report <br />Dear Mr. Solari: <br />This letter serves as the closure report for three aboveground tanks that were permanently closed in <br />October 2016. The tanks were located at LLNL Site 300 Test Facility with a Permit Address of 15999 <br />W Corral Hallow Rd, Tracy. The tanks are identified below with the corresponding San Joaquin <br />County Building permit numbers: <br />Tank I D <br />M80 (B-850) <br />817 <br />TFOI (801 DIA1) <br />Permit Numbers <br />BP -1603012 <br />BP -1603644 <br />BP -1603646 <br />Closure Dates <br />October 27, 2016 <br />October 27, 2016 <br />October 27, 2016 <br />The tanks were emptied and cleaned prior to the demolition for metal recovery. A Certified Industrial <br />Safety Professional measured the % LEL (0.0) and % 02 (20.9) on October 18, 2016 prior to the <br />demolition of all three tanks. Enclosed for your reference is the Hazardous Waste Tank Closure <br />Certification (Attachment 1) for the tanks. Tank closures were inspected by the San Joaquin County <br />Fire Prevention Bureau on October 27, 2016. <br />All the rinsate and residue recovered during the cleaning of the tanks were collected and disposed of <br />as Hazardous Waste. All the tanks and associated metal components will be transported off-site for <br />metal recovery. Closure Plans identifying the final destination of the rinsate and residue, and the <br />designated metal recycler are in Attachment 2, and project photographs are presented in Attachment <br />3. <br />If you have any questions regarding this letter, please contact Wilfred Montemayor at (925) 423- <br />1152. <br />ESI-I-E-FA-TKS-16- 14274— SWWM:ar <br />Sincerely, <br />Sav Mancieri <br />Environmental Functional Area <br />Environment, Safety & Health 19 <br />Rib <br />7600-81270 <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:/hvww.lini.gov <br />I] <br />