Nevada National Security Site

The NNSA Nevada National Security Site (NNSS) safely conducts high-hazard operations, testing, and training in support of NNSA, the U.S. Department of Defense, and other federal agencies. It provides the government with the capability to return to underground nuclear testing should the President deem it necessary. NNSS is contractor-run by National Security Technologies, LLC and is located in Las Vegas, Nevada.

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