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

Angled drilling of new monitoring well protects groundwater, ancient cultural sites

February 1, 2022 - LOS ALAMOS, N.M. — N3B environmental professionals recently completed a complex project to protect Northern New Mexico’s critical water resources...

N3B continues groundwater sampling along Rio Grande amid drought

November 23, 2021 - LOS ALAMOS, N.M. – Despite unseasonably low water levels this year, N3B Los Alamos has been able to navigate shallow...

LANL Individual Permit for Storm Water public meeting on November 30

November 22, 2021 - LOS ALAMOS, N.M. — The Department of Energy’s Environmental Management Los Alamos Field Office (EM-LA) and cleanup contractor Newport News...