The current mission at the Portsmouth Site is to effectively implement EM responsibilities, obligations and activities to accomplish environmental remediation actions in compliance with regulatory milestones and agreements; disposition legacy and newly generated waste; implement Cold Shutdown requirements; disposition of depleted uranium hexafluoride cylinders; and perform Decontamination and Decommissioning.
Enforcement
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Unplanned doses to a small number of workers at Sandia National Laboratories, managed and operated by National Technology and Engineering Solutions of Sandia, LLC.October 30, 2026
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Classified Information Security Violations at Nevada National Security Sites’ Special Technologies LaboratoryOctober 23, 2026
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Thumb Amputation at the Savannah River SiteAugust 31, 2026
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Worker Injury Involving a Telehandler Truss Boom at the Translational Research Facility at Oak Ridge National LaboratoryAugust 28, 2026
Safety Oversight Reports
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Independent Assessment of Conduct of Operations at the Idaho Cleanup Project Radioactive Waste Management ComplexOctober 21, 2026
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Independent Assessment of the Fire Protection Program at the Paducah SiteOctober 21, 2026
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Lessons Learned from Assessments of Emergency Management Programs at U.S. Department of Energy Sites During Fiscal Year 2026October 21, 2026
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Independent Assessment of the Nuclear Maintenance Management Program at Hanford Site Tank Waste FacilitiesAugust 6, 2026
Security and Cybersecurity Oversight Reports
Independent Focused Assessment of the Material Control and Accountability Program at the Portsmouth Gaseous Diffusion Plant, January 21, 2022
Office of Enterprise Assessments Review of the Material Control and Accountability Program at the Portsmouth Gaseous Diffusion Plant, July 16, 2018
Office of Enterprise Assessments Review of the Material Control and Accountability Program at the Portsmouth Gaseous Diffusion Plant, April 5-7, 2016
Results of the Limited-Scope Assessment of Protective Force Management and Capabilities at the Portsmouth Gaseous Diffusion Plant, November 3-5, 2015
Independent Review of the Cyber Security Program at the Portsmouth/Paducah Project Office, December 2015
Independent Review of the Unclassified and Classified Cyber Security Programs at the Portsmouth Gaseous Diffusion Plant, March 2015
Independent Oversight Review of Material Control and Accountability at the Portsmouth Gaseous Diffusion Plant, August 2013
Independent Oversight Review of the Material Control and Accountability Program at the Portsmouth Gaseous Diffusion Plant, April 2012
Security Review to Support the Portsmouth Gaseous Diffusion Plant Transition, June 2011
Independent Oversight Material Control and Accountability Site Assistance Visit at the Portsmouth Gaseous Diffusion Plant, May 2011