U.S. Department of Energy
10/30/2026 | News release | Distributed by Public on 10/30/2026 14:31
Preliminary Notice of Violation, National Technology and Engineering Solutions of Sandia, LLC – October 2026
Preliminary Notice of Violation, National Technology and Engineering Solutions of Sandia, LLC - October 2026
Unplanned doses to a small number of workers at Sandia National Laboratories, managed and operated by National Technology and Engineering Solutions of Sandia, LLC.
Office of Enterprise Assessments
October 30, 2026
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October 2026,
Unplanned doses to a small number of workers at Sandia National Laboratories, managed and operated by National Technology and Engineering Solutions of Sandia, LLC.
On October 16, 2026, the National Nuclear Security Administration issued a Preliminary Notice of Violation (NEA-2026-01) to National Technology and Engineering Solutions of Sandia, LLC, for violations of occupational radiation protection requirements (10 C.F.R. 835) related to a small number of workers receiving unplanned radiation doses resulting from an experimental tritium shot at the Z-Machine, which is located at Sandia National Laboratories.
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