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 contributes $177,535 in first half of 2023
September 14, 2023 - LOS ALAMOS, N.M. – Newport News Nuclear BWXT Los Alamos (N3B) provided more than $177,000 to 31 organizations through the first...
Local students complete N3B Apprenticeship Program
August 16, 2023 - LOS ALAMOS, N.M. – On August 8, Dominic Montaño and Milnor Branch graduated from the Newport News Nuclear BWXT Los Alamos...
N3B raises $10K to support LA Cares
August 10, 2023 - LOS ALAMOS, N.M. – Last month, representatives of Newport News Nuclear BWXT Los Alamos (N3B) presented a check for $10,278 to...