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
N3B supports local nonprofit during day of volunteering
November 18, 2021 - LOS ALAMOS, N.M. — Several N3B employees recently volunteered with Los Alamos nonprofit Lemonade Living to improve the organization’s grounds...
N3B Los Alamos hosts public meeting on cleanup status of 19 historical LANL sites in Pueblo Canyon
November 5, 2021 - LOS ALAMOS, N.M. — The U.S. Department of Energy’s Office of Environmental Management Los Alamos Field Office (EM-LA) and cleanup...
Excavation of contaminated soil protects watersheds in seven Los Alamos canyons
October 19, 2021 -