
NNSA is a semi-autonomous agency within the U.S. Department of Energy responsible for enhancing national security through the military application of nuclear science.

Savannah River National Laboratory is the applied research and development laboratory at Savannah River Site. The laboratory applies state-of-the-art science to provide practical, high-value, cost-effective solutions to complex technical problems.
News Releases
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DOE’s Office of Environmental Management named Deshong as the new manager effective June 1
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The U.S. Department of Energy transitioned landlord responsibilities at the Savannah River Site from the Office of Environmental Management to the National Nuclear Security Administration.
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Over 4,700 attendees and $15K in scholarships awarded
EM Update
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What began as a student competition with fast-paced questions about Earth science, energy and other topics has evolved into a talent pipeline, molding the next generation of scientists and engineers at the Savannah River Site. June 3, 2025June 3, 2025
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The Construction Services department for a U.S. Department of Energy Office of Environmental Management contractor at the Savannah River Site has taken its commitment to safety to new heights with its innovative “Green Eyes Safety Review Team.” June 3, 2025June 3, 2025
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Just over 400 legacy transuranic waste containers remain at the Savannah River Site after workers there have sent more than 35,000 of them to the Waste Isolation Pilot Plant in New Mexico for disposal since the underground repository opened in 1999.May 27, 2025
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The Savannah River Site continues to demonstrate its commitment to environmental stewardship by ramping up recycling efforts, resulting in substantial reductions in waste and cost savings.May 27, 2025
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The U.S. Small Business Administration recently honored a Savannah River Site contractor with the prestigious 2025 Dwight D. Eisenhower Award for Excellence in Services for its small business programs.May 20, 2025
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The Savannah River Site has improved workflow by creating a buffer area for radioactive waste transferred between two critical waste processing facilities.May 20, 2025
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A new simulator will help train operators on the safe and efficient movement of a crane at the Defense Waste Processing Facility at the Savannah River Site.May 13, 2025
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In an effort to strengthen academic and industry partnerships, representatives from the Savannah River Site recently visited Florida International University, a leading public research university in Miami, Florida.April 29, 2025
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The workforce responsible for treating and safely disposing of millions of gallons of radioactive waste remaining in underground tanks at Savannah River Site has achieved 20 million safe work hours.April 15, 2025
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Team transfers unique uranium materials, which had been produced at Y-12 National Security Complex, to Savannah River National Laboratory for use in developing cleanup plansApril 1, 2025
Contact Us
Savannah River Site
P.O. Box A
Aiken, SC, 29802