June 14, 2022

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Enforcement Letter, Triad National Security, LLC

Related to the live fire near miss event at Los Alamos National Laboratory.

June 8, 2022

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Enforcement Letter, National Technology and Engineering Solutions of Sandia, LLC (NTESS)

Related to security incidents involving improper storage, protection, and loss of control of visually classified items at Sandia National Laboratories in Albuquerque, New Mexico (SNL-NM).

July 14, 2021

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Enforcement Letter, UChicago Argonne, LLC

Related to the unauthorized access to an area designated as a Very High Radiation Area (VHRA) at Argonne National Laboratory.

July 14, 2021

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Enforcement Letter, Consolidated Nuclear Security, LLC

Related to an employee’s dosimeter indicating a dose exceeding the limits specified in 10 C.F.R. § 835.202 at Pantex Plant.

June 10, 2021

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Enforcement Letter, Brookhaven Science Associates, LLC

Related to a subcontract worker fall event at Brookhaven National Laboratory.

May 7, 2021

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Enforcement Letter, Consolidated Nuclear Security, LLC

Related to a security incident involving the unauthorized use of classified information systems and potential disclosure of classified information by Consolidated Nuclear Security, LLC at the Pantex Plant in Amarillo, Texas.

October 13, 2020

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Enforcement Letter, Consolidated Nuclear Security, LLC

Related to machine guarding and hazardous energy control programs and finger amputation event at the Y-12 National Security Complex.

September 29, 2020

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Enforcement Letter, Triad National Security, LLC

Evaluation of two incidents involving inadequate implementation of nuclear criticality safety program elements at Los Alamos National Laboratory.

March 31, 2020

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Enforcement Letter, Battelle Energy Alliance, LLC

Related to several electrical relay failures and fire response events at Idaho National Laboratory’s Advanced Test Reactor.

March 6, 2020

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Enforcement Letter, Nuclear Waste Partnership, LLC

Related to a near miss involving a backhoe tip over event at the Waste Isolation Pilot Plant.