Clean up the Land
Clean Up the Land
Protect Water Quality
Protect Water Quality
Protect Water Quality
Ship Waste Off-Site

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?

Environmental Management Cleanup Forum 10/24/2024 READ MORE >

Watch video or view presentation from the Environmental Management Cleanup Forum held July 25 READ MORE >

N3B celebrates opening of new occupational medicine clinic for employees  READ MORE >

N3B demonstrates new system to enhance analysis of waste drums  READ MORE >

N3B 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 -