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
Nationally recognized award given to N3B employees for building homegrown workforce
June 16, 2020 - LOS ALAMOS, N.M. — Three staff members at Newport News Nuclear BWXT Los Alamos (N3B) recently received a nationally recognized award...
N3B donates $100,000 to NNMC President’s Eagle Fund
May 4, 2020 - N3B donates $100,000 to NNMC President’s Eagle Fund LOS ALAMOS, N.M.—Newport News Nuclear BWXT Los Alamos (N3B) and Northern New...
UNM-LA and NNMC students receive environmental scholarships
March 11, 2020 - LOS ALAMOS, N.M.—Three Northern New Mexico students have received the Danny Nichols Memorial Scholarship, which was established to attract talented...