Press Releases

NNSA published a Notice of Availability in the Federal Register Dec. 16, 2022, announcing the availability of the draft Surplus Plutonium Disposition Program Environmental Impact Statement for comment.

The U.S. Department of Energy (DOE) and DOE’s National Nuclear Security Administration (NNSA) today announced the achievement of fusion ignition at Lawrence Livermore National Laboratory (LLNL)—a major scientific breakthrough decades in the making.

The Department of Energy’s National Nuclear Security Administration announced today it has exercised Option Periods 1 through 5 of Triad National Security, LLC’s management and operating contract for Los Alamos National Laboratory.

Once approved by regulators, the new facility will significantly increase domestic production capability for isotope used to fight heart disease and cancer

NNSA partnered with the Defense Threat Reduction Agency (DTRA) and the United Kingdom’s Ministry of Defence (MOD) to exercise two rapid response capabilities critical to national security: the Mobile Uranium and Mobile Plutonium Facilities.

The U.S.-Japan Nuclear Security Working Group convened for its 11th meeting this week in Tokyo.

Draft LLNL SWEIS analyzes potential environmental impacts of reasonable alternatives for continuing operations at the laboratory for approximately the next 15 years

NNSA Principal Deputy Administrator Rose Praises Strong U.S.-Tajikistan Partnership on Nuclear Security and Nonproliferation

NNSA Administrator and Principal Deputy Administrator Praise U.S.-Kazakhstan Collaboration on Nuclear Security and Nonproliferation

The NNSA announced today that it has awarded a contract extension to Consolidated Nuclear Security, LLC for the management and operation of the Y-12 National Security Complex (Y-12) and Pantex Plant.