N3B manages the Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy.
N3B manages the 10-year, $1.4 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management’s 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.
Our employees and subcontractors work to the highest standards of safety.
We set clear goals and execute our plans with the end in mind.
We have the staff and expertise to ensure our mission is met.
Our Top Priorities
In cleaning up legacy waste, or waste generated before 1999, we are working in two key areas: Environmental Remediation and Waste Management. Our goal is to clean up the environment and protect our natural resources.
Groundwater and surface water monitoring, chromium and RDX plume monitoring, and waste site characterization and remediation
Hazardous and radioactive waste characterization, management, packaging and transportation off-site for permanent disposal
News & Highlights
Growing diversity through workforce development programs - February 27, 2020
LOS ALAMOS, N.M. – In an effort to create a homegrown and well-paid workforce that represents greater diversity, Newport News... Read More ›
N3B contributes nearly $415,000 to community groups in 2019 - February 23, 2020
LOS ALAMOS, N.M.—In 2019, 45 Northern New Mexico community groups received $414,444 from Newport News Nuclear BWXT Los Alamos (N3B).... Read More ›
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... Read More ›