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Departmental Representative to the Defense Nuclear Facilities Safety Board
2022
2022 BY MONTH: JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
This list last updated
- November 18, 2022, Board letter establishing a 120-day reporting requirement for NNSA to provide a report and briefing on actions taken to analyze hazards and implement control strategies for potential uranium pyrophoric events with a sudden energy release at the Y-12 Complex.
- November 10, 2022, Department letter requesting a 120-day extension to respond to the Board's letter of July 26, 2022, regarding the condition and structural adequacy of the Savannah River Tritrium Enterprise 296-H stack.
- November 8, 2022, Department letter responding to the Board's letter of August 11, 2022, regarding LANL PF-4 Leak Path Factor analysis.
- November 2, 2022, Department letter responding to the Board letter of June 16, 2022, on the implementation of the USQ process following a PSHA update as detailed in DNFSB TECH-47, Seismic Hazard Assessments.
- October 28, 2022, Department extension letter to provide the response to the Board's letter of August 17, 2022, regarding DOE oversight effectiveness by March 2023.
- October 20, 2022, Board letter informing DOE of the delayed responses on open DNFSB reporting requirements.
- October 7, 2022, Department letter responding to the Board letter of May 10, 2022, regarding the breakdown of Pantex's external dosimetry program.
- October 6, 2022, Department letter responding to the Board letter of June 16, 2022, relating to the nuclear criticality safety program at the National Criticality Experiments Research Center at NNSS.
- October 6, 2022, Department letter regarding briefing date to the Board in response to the Board's letter dated July 20, 2022, concerning the safe execution of various initiatives at Pantex.
- October 6, 2022, Board letter providing its report on the Tank Side Cesium Removal (TSCR) system and ion-exchange column (IXC) connection issues at the Hanford site, and establishing a 90-day reporting requirement for DOE to provide a briefing on actions to ensure that the repaired connections will perform their safety functions.
- September 13, 2022, Department letter responding to the Board letter of January 6, 2022, regarding the adequacy of the LANL onsite transportation safety document and the onsite transportation safe harbors.
- September 8, 2022, Department letter providing the annual report report regarding SRS Building 235-F safety.
- August 24, 2022, Board letter providing the results of its review of the DOE's Safety Software Central Registry and establishing a reporting requirement for DOE to provide a briefing by the end of January 2023 on DOE's plans for the Central Registry.
- August 20, 2022, Department 45-day extension letter to respond to the Board letter of June 16, 2022, concerning the implementation of USQ process following PSHA updates.
- August 18, 2022, Board letter providing its assessment of the DOE Implementation Plan for Recommendation 2020-1, Nuclear Safety Requirements.
- August 17, 2022, Board letter concerning the WIPP 700C fan restart efforts and providing additional information for DOE's considerations relating to WIPP safety-related instrumentation and control systems.
- August 17, 2022, Board letter providing the results of its review of LANL Area G Safety Posture and Justifications for Continued Operation for DOE's information and use.
- August 17, 2022, Board letter providing the results of its review of DOE Oversight Effectiveness and establishing a 120-day reporting requirement for a report and briefing regarding DOE's plans to address the safety matters discussed in the Board staff report.
- August 11, 2022, Board letter requesting availability of members of DOE/NNSA staff and contractor personnel for the Board's November 16, 2022, public hearing in Santa Fe, NM.
- August 11, 2022, Board letter concerning the January 2022 unplanned release from the Savannah River Site Tritium Facilities and establishing a 120-day reporting requirement for a briefing on NNSA's plans to protect workers from similar events.
- August 11, 2022, Board letter providing the results its review of LANL PF-4 safety basis addendum that supports heat source plutonium operations.
- August 11, 2022, Board letter concerning the LANL efforts to update the leak path factor analysis for PF-4 safety basis updates and establishing a 30-day reporting requirement for LANL analysis done in response to Field Office direction.
- August 2, 2022, Board letter providing the results of its review of the electrical systems supporting the Savannah River Tritium Enterprise (SRTE) and establishing a 120-day reporting requirement for a report on SRTE's approach to system health monitoring for the safety significant glovebox oxygen monitors in its facilities.
- July 28, 2022, Department extension letter to respond to the Board's letter dated May 10, 2022, concerning Pantex Plant external dosimetry program.
- July 26, 2022, Board letter providing its safety review of the condition and structural adequacy of the 296-H stack, located within the Savannah River Tritium Enterprise at SRS, and establishing a 120-day reporting requirement for a report on NNSA's assessment of the 296-H stack collapse analyses and specific safety concerns.
- July 20, 2022, Board letter concerning the safe execution of various initiatives underway at Pantex and establishing a 60-day reporting requirement for briefing on how NNSA plans to maintain the positive trajectory of its previously-communicated improvement initiatives for conduct of operations and organizational culture at Pantex.
- July 19, 2022, Board letter providing a summary of its review of the safety of operations and maintenance activities at SRS Salt Waste Processing Facility (SWPF) as the first year of operations neared completion.
- July 19, 2022, Board letter providing the results of its review of the preliminary documented safety analysis (PDSA) for the High-Level Waste (HLW) Facility at the Waste Treatment and Immobilization Plant (WTP) project at the Hanford Site.
- July 19, 2022, Board letter providing its review of DOE's proposed changes in the safety strategy for the 242-A Evaporator Facility at the Hanford site and establishing a 90-day reporting requirement for a briefing that describes how the final revised safety strategy will meet DOE's safety requirements and address the Board's concern regarding safety significant scenarios.
- June 27, 2022, Department of Energy Implementation Plan (IP) for Recommendation 2020-1, Nuclear Safety Requirements
- June 22, 2022, Department letter acknowledging the Board's January 24, 2022, letter on the Conceptual Design (CD-1) for the Savannah River Plutonium Processing Facility (SRPPF) at SRS.
- June 16, 2022, Board letter establishing a 90-day reporting requirement for a report and briefing to address safety questions related to the nuclear criticality safety program at the National Criticality Experiments Research Center at NNSS.
- June 16, 2022, Board letter establishing a 45-day reporting requirement for a written response on implementation of the unreviewed safety question (USQ) process following a probabilistic seismic hazard analysis (PSHA) update as detailed in the DNFSB Technical Report (TECH-47), Seismic Hazard Assessments.
- June 12, 2022, Department letter responding to the Board letter dated January 6, 2022, regarding safety concerns with pit staging at the Pantex Plant.
- June 1, 2022, Supplementary Agreement for Memorandum of Understanding Between the U.S. Department of Energy and the Defense Nuclear Facilities Safety Board
- May 12, 2022, Department letter noting that DOE/NNSA to provide the response to the Board's letter dated January 6, 2022, regarding the Los Alamos National Laboratory on-site Transportation Safety Document by July 6, 2022.
- May 10, 2022, Board letter transmitting its review of the breakdown of Pantex's external dosimetry program and establishing a reporting requirement for a written report and briefing - within 90 and 120 days, respectively - on lessons learned from the Pantex external dosimetry program breakdown and actions to prevent recurrence at Pantex and other defense nuclear facilities.
- March 30, 2022, Department letter providing the FY 2021 Annual Nuclear Criticality Safety Program Metrics report.
- March 15, 2022, Department letter responding to the Board letter dated November 24, 2021, regarding DOE's approval of Critical Decision-1 for the Los Alamos Plutonium Pit Production Project (LAP4) and describing DOE's strategy for the Plutonium Facility ventilation system.
- March 2, 2022, NPO briefing on the status of the Implementation Plan for Recommendation 2019-1, Uncontrolled Hazard Scenarios and 10 CFR 830 Implementation at the Pantex Plant
- February 17, 2022, DOE-DNFSB Memorandum of Understanding
- February 1, 2022, Department letter responding to the DNFSB letter dated September 8, 2021, regarding DOE's plan for safely managing nuclear waste materials containing mixtures of nitric acid or nitrate salts with polysaccharides.
- January 24, 2022, Board letter providing the results of its review of the Conceptual Design (CD-1) for the Savannah River Plutonium Processing Facility (SRPPF) at SRS, for DOE's use and information
- January 6, 2022, Board letter establishing a 120-day reporting requirement for NNSA to provide a report addressing safety concerns with pit staging at the Pantex Plant.
- January 6, 2022, Board letter providing a summary of its safety reviews of DOE Directives and Technical Standards in FY 2021 and providing a list of Directives and Technical Standards the Board has selected to review in FY 2022.
- January 6, 2022, Board letter establishing a 120-day reporting requirement for DOE to provide a briefing and report to address questions pertaining to the adequacy of the LANL onsite transportation safety document and the onsite transportation safe harbors.
- January 6, 2022, Board letter providing its report from the review of the Conceptual Design for the Surplus Plutonium Disposition Project at SRS, for DOE's use and information.
- January 6, 2022, Board letter revising the annual reporting requirement for DOE to annually provide a report and briefing for the Nuclear Criticality Safety Program.
