EM-Los Alamos Site 101 Video
Office of Environmental Management
The EM Los Alamos Field Office (EM-LA) is dedicated to the cleanup of legacy contamination of radioactive and chemical materials and waste resulting from operations during the Manhattan Project and Cold War eras at the Los Alamos National Laboratory (LANL) in New Mexico. EM-LA’s cleanup scope includes legacy waste remediation and disposition, soil and groundwater remediation, and deactivation and decommissioning of excess buildings and facilities.
Budget
FY22 Enacted (In the millions) |
FY23 Request (In the millions) |
FY23 Enacted (In the millions) |
FY24 Request (In the millions) |
$292 | $332 | $332 | $292 |

A geologist for EM-LA’s cleanup contractor Newport News Nuclear BWXT-Los Alamos assesses excavation of contaminated soil near one of LANL’s Cold War-era underground explosives firing chambers in Lower Water Canyon.
EM-LA News
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More than 300 people turned out for a town hall-style event last week focused on national security and environmental cleanup priorities, including EM’s work at the Los Alamos National Laboratory and Waste Isolation Pilot Plant in New Mexico.
April 11, 2023
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The U.S. Department of Interior (DOI) recently announced 18 communities across the U.S. as World War II (WWII) Heritage Cities, including four communities with sites important to DOE.
December 13, 2022
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A series of recent job fairs hosted by the EM Los Alamos Field Office cleanup contractor have resulted in 26 new employees supporting the mission to address environmental impacts from legacy operations at Los Alamos National Laboratory (LANL).
December 6, 2022
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Manhattan Project National Historical Park was selected as the 2023 “national stamp,” which is a large, eye-catching stamp.
November 22, 2022
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The EM Los Alamos Field Office (EM-LA) and cleanup contractor Newport News Nuclear BWXT-Los Alamos (N3B) finished fiscal year 2022 (FY22) by exceeding EM’s goals for shipping radioactive waste offsite to permanent disposal facilities.
October 4, 2022
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Eight managers leading cleanup at EM sites across the DOE complex highlighted successes and shared challenges over the past year during a roundtable discussion at the National Cleanup Workshop.
September 27, 2022
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EM partners near the Hanford, Los Alamos, Portsmouth and Oak Ridge sites highlighted reuse opportunities in the cleanup program during a panel session at the National Cleanup Workshop.
September 27, 2022
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As part of its goal to increase small business involvement in the legacy cleanup mission, EM Los Alamos Field Office (EM-LA) contractor Newport News Nuclear BWXT-Los Alamos (N3B) recently awarded subcontracts to three small environmental firms.
September 20, 2022
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A real-time streamflow gaging station resulting from a collaboration involving the EM Los Alamos Field Office (EM-LA) was recently installed to enable Buckman Direct Diversion (BDD) staff to decide whether to cease diverting water from the Rio Grande.
September 6, 2022
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The EM Los Alamos Field Office (EM-LA) recently met key milestones in a cleanup campaign to reevaluate whether certain sites around Los Alamos National Laboratory (LANL) with historical contamination pose a risk to human or environmental health.
July 12, 2022
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