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?

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 awards two new subcontracts valued at $36.5 million  READ MORE >

Hexavalent chromium project expert technical review on agenda for April 18 EMCF READ MORE >

N3B awards scholarships to three local students READ MORE >

N3B gave $500,000 to Northern New Mexico communities in 2023 READ MORE >



N3B News

N3B Los Alamos seeks next generation of employees for environmental cleanup at LANL

December 6, 2022 - LOS ALAMOS, N.M. – A series of recent job fairs hosted by N3B Los Alamos have resulted in 26 new...

Community meeting Nov. 9 on storm water runoff from legacy LANL sites

November 2, 2022 - LOS ALAMOS, N.M. — A hybrid community meeting on monitoring storm water runoff from sites potentially contaminated from historical operations...

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...