Los Alamos Legacy Cleanup Contract

N3B manages the 10-year, $2.1 billion Los Alamos Legacy Cleanup Contract for the U.S. Department of Energy Environmental Management 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 off-site for permanent disposal..

What’s New?

Hexavalent chromium project expert technical review on agenda for April 18 EMCF READ MORE >

Next Environmental Management Cleanup Forum scheduled for April 18 in Los Alamos and virtually READ MORE >

N3B awards scholarships to three local students READ MORE >

N3B gave $500,000 to Northern New Mexico communities in 2023 READ MORE >

2023 Community Commitment Annual Report published READ MORE >

Last step completed in Middle DP Road Site cleanup READ MORE >


N3B News

N3B awards second cleanup subcontract at TA-21 to LATA

March 21, 2019 - LOS ALAMOS, N.M. — Building 257 is a former radioactive liquid waste processing facility that will be torn down as...

N3B awards $1.5 million in cleanup work to TerranearPMC/Envirocon

October 16, 2018 - LOS ALAMOS, N.M.—Newport News Nuclear BWXT Los Alamos (N3B) has awarded a subcontract to TerranearPMC of Los Alamos, New Mexico,...

N3B Begins LANL Waste Shipments to WIPP

October 10, 2018 - LOS ALAMOS, N.M.—Newport News Nuclear BWXT Los Alamos (N3B) last week began shipments of transuranic waste from Los Alamos National...