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

Project impacts to DP Road starting April 12

April 9, 2021 - LOS ALAMOS, N.M. — On April 12, DOE’s Environmental Management Los Alamos Field Office and its contractor, N3B Los Alamos, will...

Mexican spotted owl protected during Los Alamos cleanup

April 5, 2021 - LOS ALAMOS, N.M. — To protect a treasured ecological species of Northern New Mexico, Newport News Nuclear BWXT Los Alamos...

New N3B apprentices receive college education, jobs to assist in legacy waste cleanup

February 11, 2021 - LOS ALAMOS, N.M.—A new cohort of students recently joined N3B’s Nuclear Operator Apprenticeship Program. And for Miquela Casados, from Ojo...