The National Nuclear Security Administration is the agency responsible for overseeing the United States' nuclear weapons stockpile.
October 20, 2025
high
responsibility
Description of the NNSA's core area of responsibility.
A core mission of the National Nuclear Security Administration is to ensure that the United States maintains a safe, secure, and reliable nuclear stockpile through the application of science, technology, engineering, and manufacturing.
October 20, 2025
high
mission
Stated mission of the NNSA as described on the agency's public materials.
The National Nuclear Security Administration (NNSA) is an agency within the U.S. Department of Energy that maintains the United States' nuclear weapons stockpile and works to reduce the threat of nuclear weapons in foreign nations.
October 17, 2025
high
contextual
Describes the NNSA's organizational placement and core missions.
When the National Nuclear Security Administration (NNSA) enters 'minimum safe operations' during a funding lapse, remaining employees focus on maintaining physical security, cybersecurity, nuclear safety, and emergency management.
October 17, 2025
high
operational
Defines the operational priorities for NNSA personnel retained to protect critical functions during funding interruptions.
President George H.W. Bush imposed a moratorium on U.S. nuclear weapons testing in 1992 following the dissolution of the Soviet Union.
January 01, 1992
high
temporal
Policy change that ended U.S. nuclear testing in the early 1990s.
The National Nuclear Security Administration (NNSA) is a component of the U.S. Department of Energy whose core mission includes ensuring the United States maintains a safe, secure, and reliable nuclear stockpile through the application of science, technology, engineering, and manufacturing.
high
organizational
Describes the NNSA's organizational placement and mission.