Los Alamos Legacy Cleanup Contract
N3B manages the 10-year, $2.1 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management Los Alamos Field Office. N3B is responsible for cleaning up contamination that resulted from LANL operations before 1999. N3B personnel also package and ship radioactive and hazardous waste off-site for permanent disposal.
What’s New?
Los Alamos Provides Legacy Waste Program Updates at Public Forum READ MORE >
Los Alamos Tour Informs Senate Committee Staff About Legacy Cleanup READ MORE >
Los Alamos Completes 200th Transuranic Waste Shipment to WIPP READ MORE >
Environmental Management Cleanup Forum 9/10/2025 READ MORE >
N3B Commences Shipment of Corrugated Metal Pipe Waste Stream from LANL to WIPP READ MORE >
N3B News
N3B Celebrates Safe Performance in LANL Legacy Cleanup Mission
November 15, 2024 - Newport News Nuclear BWXT Los Alamos (N3B) President and General Manager Brad Smith welcomes employees to the Safety Fair, highlighting...
Los Alamos Completes FY24 Legacy Cleanup Milestones, Meets Regulatory Commitments
October 24, 2024 - The last shipment of soil and debris from the completed cleanup at the Middle DP Road Site leaves for an...
EM “Drills” Down on Legacy Waste at Los Alamos
September 19, 2024 - Newport News Nuclear BWXT Los Alamos waste processing operators repackage materials from a legacy waste container to a new lined...