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.

About Us 1
About Us 2

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.

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Our Leadership

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

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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.

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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 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)...

N3B Los Alamos awards millions in subcontracts to support soil remediation at LANL

September 20, 2022 - LOS ALAMOS, N.M. – N3B Los Alamos recently awarded subcontracts to three small environmental firms that will assist in accelerating...

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