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

A group of talented, qualified individuals lead our efforts to clean up legacy waste and protect water quality at LANL.

Companies

N3B is a limited liability company owned by HII Nuclear, a division of Huntington Ingalls Industries, and BWX Technologies. Critical subcontractors are Tech2 Solutions and Longenecker & Associates.

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

N3B completes field work at two soil cleanup campaigns

December 19, 2023 - N3B is making steady progress in a key program central to the legacy cleanup mission at Los Alamos National Laboratory....

N3B makes waste cleanup progress at LANL in fiscal year 2023

October 31, 2023 - LOS ALAMOS, N.M. – Newport News Nuclear BWXT Los Alamos (N3B) successfully completed several key legacy waste cleanup accomplishments at Los...

EM-LA, N3B to discuss FY23 cleanup progress at Cleanup Forum on Nov. 1

October 24, 2023 - EM-LA and N3B will hold an Environmental Management Cleanup Forum on Nov. 1 to discuss recent legacy waste cleanup progress...

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