
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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Representatives from the Waste Isolation Pilot Plant recently toured the acclaimed Apprenticeship School at the Savannah River Site as they look to launch a similar program to help fill critical positions. June 24, 2025.June 24, 2025
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Just six months into 2025, the U.S. Department of Energy Office of Environmental Management has racked up significant cleanup accomplishments across the country, with more progress on the horizon, senior EM federal and contractor executives said here last week. June 17, 2025.June 17, 2025
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The U.S. Department of Energy Office of Environmental Management has received regulatory concurrence that the Savannah River Site has successfully removed waste from two more tanks ahead of schedule, marking another major cleanup milestone. June 17, 2025.June 17, 2025
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Federal and contractor team members across the cleanup complex have been honored for demonstrating exceptional performance in making small business vital to the U.S. Department of Energy’s mission success. June 17. 2025.June 17, 2025
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Fourteen geoscience students from Georgia Southern University recently toured the Geological Core Repository at the Savannah River Site. June 17. 2025.June 17, 2025
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The contractor cleaning up radioactive tank waste for EM at the Savannah River Site has completed a significant effort to improve system reliability and worker safety. June 10, 2025June 10, 2025
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The Savannah River Site hosted its annual Safety Expo this spring, featuring over 80 informational booths designed to educate and engage more than 4,000 attendees on a range of topics. June 10, 2025June 10, 2025
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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
Contact Us
Savannah River Site
P.O. Box A
Aiken, SC, 29802