Who We Are
We work for the U.S. Department of Energy Environmental Management Los Alamos Field Office to clean up legacy waste and protect water quality
Who We Are
Our scope includes the clean up of legacy waste and protecting water quality in and around Los Alamos National Laboratory (LANL), as well as shipping waste off-site for permanent disposal. Legacy waste is defined as waste that was generated before 1999.

Contractor for the U.S. Department of Energy
We manage the 10-year, $2.1 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management Los Alamos Field Office.

Our Leadership

Companies

DOE EM-LA Field Office
DOE EM-LA was established in 2014 by the DOE to specifically manage the cleanup of legacy contamination and waste resulting from nuclear weapons development and government-sponsored nuclear research at LANL.
Latest News
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...
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)...
