Addressing Los Alamos legacy contamination and waste
Learn how we safely and effectively carry out the Los Alamos National Laboratory legacy cleanup mission.
Who we are
We are responsible for carrying out the 10-year $2.1 billion LANL legacy cleanup contract for the U.S. Department of Energy Environmental Management Field Office.
N3B is committed to a safe, effective, efficient and compliant cleanup process.
Our employees are proud to call Northern New Mexico home and to continue to advance this important mission.
What’s New?
Chromumium Fact Sheet READ MORE >
N3B Sponsors Chris Dracup and the Funk of the West at Los Alamos Summer Concert Series READ MORE >
Los Alamos Legacy Cleanup Contractor Attracting Best and Brightest Talent READ MORE >
Updates on Hexavalent Chromium Campaign READ MORE >
What we do
We are responsible for protecting water supplies, cleaning up contaminated soil and disposing of remaining inventories of legacy waste.
Land
Water
Waste
Work with us
We’re a diverse team of problem-solvers and innovators, united by our commitment to N3B’s vital mission of legacy waste cleanup and community enhancement.
Latest News
LANL Individual Permit virtual public meeting scheduled for February 28
February 26, 2024 - EM-LA and N3B will host an annual meeting to report on the status of the LANL Individual Permit. The virtual...
N3B surpasses small business goals amid record procurements
January 16, 2024 - LOS ALAMOS, N.M.— Newport News Nuclear BWXT Los Alamos (N3B), the legacy waste cleanup contractor at Los Alamos National Laboratory,...
N3B completes field work at two soil cleanup campaigns
December 19, 2023 - N3B is making steady progress in a key program central to the legacy cleanup mission at Los Alamos National Laboratory....