National Nuclear Security Administration

Headlines

Sep 2, 2010

Y-12 Removes Nuclear Materials from Two Facilities to Reduce Site’s Nuclear Footprint

Alpha 5, 9720-38 no longer designated as nuclear facilities

Aug 26, 2010

NNSA Awards Bronze Medal Award to Dale Christenson of Y-12

Aug 26, 2010

U.S., Mongolia Participate in Radiological Security Response Exercise

Four-day training brings law enforcement, other officials together to simulate real-life scenarios

The NNSA is responsible for managing national nuclear security and currently supports eight major programs and areas of responsibility.

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The NNSA is responsible for the management and security of the nation’s nuclear weapons, nuclear nonproliferation, and naval reactor programs.

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View the latest press releases and other documents that highlight some of our current activity in areas such as nuclear nonproliferation and defense programs.

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