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 and UNM-Los Alamos team up for Radiological Control Technician Boot Camp
August 27, 2019 - LOS ALAMOS, N.M.—Nuclear News Nuclear BWXT Los Alamos (N3B) and the University of New Mexico-Los Alamos (UNM-LA) have partnered to...
N3B completes first year of legacy waste cleanup at LANL
May 1, 2019 - LOS ALAMOS, N.M.—This week, Newport News Nuclear BWXT Los Alamos (N3B) celebrates its first anniversary as a new company cleaning...
Workers complete PCB cleanup completed at Los Alamos Canyon site
March 27, 2019 - LOS ALAMOS, N.M. – N3B has have finished cleaning up PCB-contaminated soil near the former Omega research reactor site at Los...