Departmental Representative to the Defense Nuclear Facilities Safety Board

June 12, 2025, Board letter recognizing Mr. Tim Yeh of the Hanford Field Office upon being awarded the 2024 Safety System Oversight Engineer of the Year.
June 12, 2025, Board letter recognizing Mr. Joseph Smith of the Savannah River Operations Office upon being awarded the 2024 Facility Representative of the Year.
June 12, 2025, Board letter providing its review of decontamination and decommissioning (D&D) work planning and control at the Los Alamos National Laboratory Plutonium Facility for DOE's use and information.
June 12, 2025, Board letter providing its review of the Safety Integrity Level for 242-A Evaporator at the Hanford Site and establishing a 90-day reporting requirement for a report and a briefing on 1) DOE's path forward for improving the reliability of the seismic dump system to ensure protection of the workers, and 2) DOE's approach for providing guidance and requirements for design of safety significant instrumentation and control systems for an existing facility when the design is not a major modification.
May 28, 2025, Board letter closing Recommendation 2012-1, Savannah River Site Building 235-F Safety, and revising its reporting requirement which now requests DOE to provide three annual reports regarding the safety status and progress at Building 235-F.
May 21, 2025, Board letter transmitting its report, Facility Worker Safety at the Savannah River Plutonium Processing Facility, for DOE/NNSA's use and information.
May 20, 2025, Department extension letter to provide response to the Board's January 30, 2025, letter regarding B61 Hazard Analysis Report.
May 8, 2025, Department extension letter for three deliverables (5.2.3, 5.3.2, and 5.5.2) of the Implementation Plan (IP) for Recommendation 2020-1, Nuclear Safety Requirements.
May 6, 2025, Board letter providing its report summarizing the Board's observations from emergency exercises at DOE sites conducted over the past three years for DOE's information and use.
May 5, 2025, Department letter and annual report regarding progress and status of safety improvements of the Savannah River Tritium Enterprise.

A Chronological Listing of all correspondence, reports, and memorandum between the Defense Nuclear Facilities Safety Board (DNFSB) and the Department of Energy (DOE) by Year - Month - Day.

Chronological Listing:
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 - 2000 | 1999 - 1990

A listing of all correspondence, reports, memorandum, and DOE implementation plans related to a specific DNFSB Recommendations (see About Board Recommendations) between DOE and the DNFSB by Year - Month - Day.

All Board Recommendations

Open Board Recommendations: 2023-1 | 2020-1 | 2019-2 | 2019-1

Board correspondence and other documents sorted by applicable DOE site.

Hanford | INL | LANL | LLNL | NNSS | Pantex | SNL | SRS | WIPP | Y-12/OREM | Other

Reports to Congress On Board-Related Activities

Board Public Meetings and Hearings

Board Technical Reports

Correspondence - CMRR Certification