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
Dorian Newton honored as a Black Engineer of the Year
February 13, 2020 - LOS ALAMOS, N.M.—Dr. Dorian G. Newton has been named Black Engineer of the Year in the category of Educational Leadership...
N3B boot camp program serves as economic driver, prepares local workforce to clean up waste sites at LANL
December 9, 2019 - LOS ALAMOS, N.M.–Eight area students from Española, Chimayó, Nambé, Los Alamos and Abiquiú recently completed a program that prepares them...
N3B boot camp graduate aims to clean up Northern New Mexico’s environment
December 9, 2019 -