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Fact Sheets

Find out more information about key NNSA programs, initiatives and accomplishments.

Find out more information about key NNSA programs, initiatives and accomplishments.
March 23, 2012

The Department of Energy’s National Nuclear Security Administration (DOE/NNSA) led the five-year effort by the U.S.

March 23, 2012

The National Nuclear Security Administration (NNSA) helps convert research reactors around the world from the use of highly-enriched uranium (HEU) fuel to low-enriched uranium (LEU) as a key part o

March 23, 2012

The goal of United States Government’s nuclear security programs is to prevent the illegal possession, use or transfer of nuclear material, technology and expertise or radioactive

March 23, 2012

The permanent disposition of Highly Enriched Uranium (HEU) permanently reduces nuclear security vulnerabilities.

October 25, 2011

The elimination of the B53 by Department
of Energy’s National Nuclear Security Administration (NNSA) is consistent with
the goal President Obama announced in his April 2009 Prague speech to reduce the
number of nuclear weapons. The President said, “We will reduce the role of
nuclear weapons in our national security strategy, and urge others to do the
same.” The dismantlement of the last remaining B53 ensures that the system will
never again be part of the U.S. nuclear weapons stockpile.

October 12, 2011

The United States of America and the
Republic of Kazakhstan have cooperated on a broad range of nuclear security and
nonproliferation topics for nearly two decades.  The partnership was
established under the umbrella of the Cooperative Threat Reduction Agreement
signed in December 1993.  Today, the Departments of Energy, Defense, and
State work closely with the Government of Kazakhstan to support President
Obama’s initiatives to secure vulnerable nuclear material and strengthen the
global nuclear nonproliferation regime.  

April 14, 2011

The National Nuclear Security Administration (NNSA) Security Commodity Team is seeking opportunities to improve the quality and safety of the equipment used by NNSA’s Protective Force across the enterprise. The team has estimated that approximately $7 million could be saved within 10 years.

January 31, 2011

NNSA’s Defense Nuclear Nonproliferation (DNN) Program plays a critical role in the nation’s defense by preventing the spread of nuclear weapons and related materials, technologies and know-how.

February 01, 2011

NNSA’s Office of Nonproliferation and International Security (NIS) provides leadership in the formulation and implementation of nonproliferation, nuclear security, and arms control strategies to advance U.S. national security objectives. NIS draws on and contributes to a wide range of technical resources within the U.S. National Laboratory complex, working in concert with international organizations and more than 70 countries.

December 15, 2010

This holiday season, employees from across the nuclear security enterprise have found countless ways to make this time of year more cheerful by lending a helping hand to the less fortunate in their communities.

The following is a summary of some of those efforts:

Kansas City Plant

August 23, 2010

The primary mission of the National Nuclear Security Administration (NNSA) is to maintain the safety, security and effectiveness of the nation’s nuclear deterrent through surveillance programs and life extension campaigns. Exercising the skills and capabilities required to accomplish that mission provide the nation with a unique capability to support a wide variety of additional national security missions.

August 12, 2010

The W62 warhead was designed by Lawrence Livermore and Sandia National Laboratories. It was first deployed in the 1970’s and retired from service on 19 Mar 2010. While the actual production numbers in the stockpile are classified, the W62 played a significant role in the U.S. nuclear deterrent.

The W62 warhead was a reentry vehicle that was launched on the Air Force’s Minuteman III missile, which is still in use today.

February 01, 2011

In April 2009, President Obama
outlined an ambitious agenda to secure vulnerable nuclear material around the
world within four years, calling the danger of a terrorist acquiring nuclear
weapons "the
most immediate and extreme threat to global security."
In this year's
State of the Union, he called the threat of nuclear weapons, "the greatest danger to the American people." 
  The President’s FY 201

July 19, 2010

U.S. Department of Energy Secretary Steven Chu today announced a series of initiatives underway at the Department of Energy to more broadly implement cool roof technologies on DOE facilities and buildings across the federal government. Cool roofs use lighter-colored roofing surfaces or special coatings to reflect more of the sun’s heat, helping improve building efficiency by reducing cooling costs and offsetting carbon emissions.

April 28, 2010

Transforming a Cold War Nuclear Weapons Complex into a 21st Century Nuclear Security Enterprise

- Completed one-of-a-kind construction projects like the National Ignition Facility, Highly Enriched Uranium Materials Facility (HEUMF) and the Microsystems and Engineering Sciences Application (MESA) facility.
- U.S. stockpile less than one-quarter of what it was at the end of the Cold War.
- Reduced approximately $750 million in backlog maintenance.
- Eliminated three million square feet of excess buildings and structures.

September 24, 2009

On September 24, 2009, President Obama chaired an historic meeting of the United Nations Security Council (UNSC), during which the UNSC unanimously cosponsored and adopted a resolution committing to work toward a world without nuclear weapons and endorsing a broad framework of actions to reduce global nuclear dangers.

January 01, 2009

The Department of Energy's National Nuclear Security Administration (NNSA) is responsible for maintaining the safety, security and reliability of the U.S. nuclear weapons stockpile.  In doing so, it ensures that the U.S. nuclear deterrent meets the needs of the 21st century.

January 02, 2009

The National Nuclear Security Administration (NNSA) has several missions that are critical to the country's national security. NNSA is responsible for securing thousands of nuclear weapons and components, and hundreds of tons of special nuclear material in all forms, shapes and sizes. The eight sites in NNSA's nuclear weapons complex are some of the most secure facilities in the world, because NNSA uses the best, most modern security technology, deploys the most sophisticated assets and has a well-trained, world-class protective force to keep nuclear weapons and material secure.

January 02, 2009

International safeguards are a central pillar of the nuclear nonproliferation regime.  Administered by the International Atomic Energy Agency (IAEA), international safeguards serve to monitor nuclear activities under the Non-Proliferation Treaty (NPT) and are the primary vehicle for verifying compliance with peaceful use and nuclear nonproliferation undertakings. 

December 01, 2008

The National Nuclear Security Administration (NNSA) has over 60 years of nuclear weapons experience in responding to nuclear and radiological accidents and incidents.  NNSA provides technical

February 01, 2011

The NNSA's Material Protection, Control and Accounting (MPC&A) Program, within the Office of Defense Nuclear Nonproliferation, plays a key role in these efforts.  The MPC&A Program ser

January 01, 2009

The National Nuclear Security Administration (NNSA) has more than 60 years of nuclear weapons experience in responding to nuclear and radiological accidents and incidents.  NNSA provides techn

December 14, 2009

President Obama officially declared May 23-29, 2010, as "Small Business Week," a time to "reaffirm our support for America's small businesses and celebrate the proud tradition of private enterprise they represent."