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

Community meeting Oct. 26 to discuss legacy environmental cleanup at LANL

October 24, 2022 - LOS ALAMOS, N.M.—The Department of Energy’s Environmental Management Los Alamos Field Office and its legacy environmental cleanup contractor, N3B Los...

N3B exceeds legacy waste shipment goals for FY22

October 5, 2022 - LOS ALAMOS, N.M. — N3B Los Alamos finished fiscal year 2022 (FY22) by exceeding the U.S. Department of Energy’s (DOE)...

N3B Los Alamos awards millions in subcontracts to support soil remediation at LANL

September 20, 2022 - LOS ALAMOS, N.M. – N3B Los Alamos recently awarded subcontracts to three small environmental firms that will assist in accelerating...