N3B manages the Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy.
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.
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
N3B and EM-LA host DOE EM senior advisor for tour of environmental cleanup progress
February 15, 2022 - LOS ALAMOS, N.M. — William “Ike” White, senior advisor for the Department of Energy’s Office of Environmental Management (EM), visited...
Community Commitment funding supports local organizations
February 14, 2022 - LOS ALAMOS, N.M. — Newport News Nuclear BWXT Los Alamos (N3B) contributed $483,235 to Northern New Mexico community groups and...
Angled drilling of new monitoring well protects groundwater, ancient cultural sites
February 1, 2022 - LOS ALAMOS, N.M. — N3B environmental professionals recently completed a complex project to protect Northern New Mexico’s critical water resources...