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  1. NNSA approves Critical Decision 1 for Los Alamos Plutonium Pit ...

    Apr 28, 2021 · WASHINGTON – The Department of Energy’s National Nuclear Security Administration (DOE/NNSA) announced the approval of the Critical Decision 1 (CD-1) …

  2. Uncommon knowledge | Los Alamos National Laboratory

    Jun 5, 2025 · Originally opened in 1978 as a research and development (R&D) center, Los Alamos National Laboratory’s Plutonium Facility (PF-4) is undergoing a major, multiyear …

  3. Together with support facilities located at the Los Alamos National Laboratory (LANL) in Los Alamos, New Mexico, LANL’s Plutonium Facility (PF)-4 provides the full range of production, …

  4. Aug 11, 2022 · PF-4 is a hazard category 2 defense nuclear facility at LANL used for plutonium pit and radioisotope power source manufacturing, stockpile assessments, plutonium pit …

  5. Jan 13, 2023 · • The introduction of P4 provided new capabilities (e.g. firewall, load balancing, enhanced security) but has primarily been deployed in data centers. This effort investigates …

  6. Identify Clear Near-Term and Long-Term Milestones. Use existing authorities and processes while analyzing others to improve execution. Achieve objective of a flexible and resilient enterprise …

  7. NNSA Approves Start Of Construction For Plutonium Pit …

    Feb 9, 2023 · LAP4 will create infrastructure at the Los Alamos National Laboratory (LANL) that will allow production of 30 war reserve plutonium pits per year.

  8. The Defense Nuclear Facilities Safety Board (Board) has been engaged with the Department of Energy (DOE) on seismic safety of the Plutonium Facility (PF-4) at Los Alamos National …

  9. Criticality, & Safety Issues at LANL's Plutonium Facility (PF-4 ...

    This document is the second revision of the original report LA-3611, released in 1967 and authored by William R. Stratton, LASL. DNFSB ltr to NNSA Admin. D'Agostino re: …

  10. The Plutonium Facility at Los Alamos National Laboratory, known as PF-4, began operations in 1978. PF-4 plays a significant role in U.S. nuclear weapon stockpile stewardship and is the …