DOE Defense Nuclear Facilities

All Defense Nuclear Facilities fall under the ownership and jurisdiction of the Department of Energy. Click the site names below to see detailed descriptions.

Hanford INL LLNL NNSS Rocky LANL SNL WIPP West Mound Fernald Pantex Y-12 SRS DNFSB Sites

Los Alamos National Laboratory

Vital Stats

LocationLos Alamos, New Mexico
WebsiteLos Alamos National Laboratory
Primary FunctionPrimary responsibility is ensuring the safety, security, and reliability of the nation's nuclear deterrent.
Ongoing OperationsEnergy Research, Nuclear Technology Development, and Weapons Maintenance, Development and Testing.
[title-raw] Aerial View of LANL


Los Alamos National Laboratory (NM) – LANL, located in New Mexico, is the site of many defense nuclear facilities and weapon-related activities. Work performed at Los Alamos includes stockpile stewardship and stockpile management activities such as pit manufacturing.