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

Los Alamos Interim Measure to Control Contaminant Plume Reaches Full Operation

May 4, 2021 - LOS ALAMOS, N.M. — An interim measure to control migration of a groundwater plume containing hexavalent chromium beneath Los Alamos...

Project impacts to DP Road starting April 12

April 9, 2021 - LOS ALAMOS, N.M. — On April 12, DOE’s Environmental Management Los Alamos Field Office and its contractor, N3B Los Alamos, will...

Mexican spotted owl protected during Los Alamos cleanup

April 5, 2021 - LOS ALAMOS, N.M. — To protect a treasured ecological species of Northern New Mexico, Newport News Nuclear BWXT Los Alamos...

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