N3B manages the 10-year, $1.4 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management’s 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 offsite for permanent disposal.

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Safety

Our employees and subcontractors work to the highest standards of safety.

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Discipline

We set clear goals and execute our plans with the end in mind.

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Competence

We have the staff and expertise to ensure our mission is met.

Our Top Priorities

In cleaning up legacy waste, or waste generated before 1999, we are working in two key areas: Environmental Remediation and Waste Management. Our goal is to clean up the environment and protect our natural resources.

Environmental Remediation

Groundwater and surface water monitoring, chromium and RDX plume monitoring, and waste site characterization and remediation

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WasTe Management

Hazardous and radioactive waste characterization, management, packaging and transportation offsite for permanent disposal

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News & Highlights

N3B’s water quality program ramps up amid exceptional drought - August 17, 2021

LOS ALAMOS, N.M. — With hopes for rain amid exceptional drought conditions, the EM Los Alamos Field Office (EM-LA) and... Read More ›

N3B donates $10,000 to local nonprofit, supports residents in need - August 16, 2021

N3B Staff presented a check last week to LA Cares, a local non-profit that provides assistance to residents in need... Read More ›

Apprenticeship program in environmental cleanup offering associate’s degree - June 24, 2021

LOS ALAMOS, N.M. — An N3B apprenticeship program that trains students in the U.S. Department of Energy’s (DOE’s) Environmental Management... Read More ›