The Office of Secure Transportation (OST) provides safe and secure transportation of nuclear weapons and components and special nuclear materials, and conducts other missions supporting the national security of the United States.
Enforcement
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Related to the improper protection of a classified desktop computer at the Pantex Plant located in Amarillo, Texas.July 31, 2026 -
Weaknesses in nuclear facility hazard categorization at the Los Alamos National Laboratory.July 29, 2026
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Worker Injury Involving a Telehandler and Hopper Attachment at Los Alamos National LaboratoryJuly 28, 2026 -
Nuclear safety deficiencies that occurred between 2019 and 2022 revealed multiple violations of DOE nuclear safety requirements by Mid-America Conversion Services, LLC at Portsmouth Paducah Project Office.January 20, 2026
Safety Oversight Reports
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Independent Assessment of the Nuclear Maintenance Management Program at Hanford Site Tank Waste FacilitiesAugust 6, 2026 -
Independent Assessment of the Management of Safety Issues at the Hanford Site Waste Treatment and Immobilization PlantAugust 6, 2026
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Independent Assessment of the Nuclear Maintenance Management Program at the Pacific Northwest National LaboratoryJuly 7, 2026
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Independent Assessment of Conduct of Operations at the Savannah River Site H-CanyonJuly 7, 2026
Security and Cybersecurity Oversight Reports
Independent Multi-topic Assessment of Security at the Office of Secure Transportation Agent Operations Central Command, January 18, 2024
Office of Enterprise Assessments Security Assessment at the Office of Secure Transportation Headquarters and Agent Operations Western Command, June 21, 2018
Results of Limited-Notice Performance Tests at the Office of Secure Transportation Aviation Operations Division, Conducted on July 17-20, 2017
(U) Office of Enterprise Assessments Focused Assessment of the Office of Secure Transportation's Issues Management Process, May 19-24, 2016
Results of Limited-Notice-Performance Tests at Office of Secure Transportation Headquarters, Conducted on December 15-16, 2015
Office of Enterprise Assessments Security Inspection at the National Nuclear Security Administration’s, Office of Secure Transportation’s, Agent Operations Eastern Command, December 7, 2015
Independent Review of the Cyber Security Program at the Office of Secure Transportation, June 2015
Results of Limited-Notice Performance Tests at the Office of Secure Transportation Eastern Command Conducted June 2-5, 2014, August 2014
Independent Oversight Safeguards and Security Inspection at the Office of Secure Transportation, December 4, 2013
Independent Oversight Inspection of the Office of Secure Transportation Classified Cyber Security Program – April 2012
Inspection of Selected Office of Secure Transportation Protection Program Elements and Western Command Federal Agent Capabilities, December 30, 2011
Independent Oversight Inspection of the Office of Secure Transportation, August 14, 2009
Independent Oversight Security Inspection of the Office of Secure Transportation, January 17, 2006