
Related to the absence of documented criticality controls to prevent a criticality accident at Y 12 National Security Complex.

Related to nuclear safety deficiencies occurring at Portsmouth Depleted Uranium Hexafluoride Conversion facility.

Related to an unplanned radiation exposure to a worker at the Fermi National Accelerator Laboratory.

Related to a radioactive material release from a glovebox system at the Plutonium Facility (PF-4) at Los Alamos National Laboratory.

Related to unplanned radiation doses while performing work at Los Alamos National Laboratory.

Related to a series of nuclear safety events at Los Alamos National Laboratory.

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

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

Related to an outer fuel element failure at the High Flux Isotope Reactor (HFIR), located at the Oak Ridge National Laboratory.

Related to deficiencies in the radiation protection program implementation at the Portsmouth Site.