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
FY21 Enacted (In the millions) |
FY22 Enacted (In the millions) |
FY23 Requested (In the millions) |
$226 | $292 | $332 |

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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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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A significant software improvement is leading to enhanced decision-making on environmental cleanup at Los Alamos National Laboratory (LANL).
April 12, 2022
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DOE EM issued a Final Request for Proposal (RFP) for the Technical Assistance Contract for EM Field Sites (Site TACs) multiple-award Indefinite Delivery/Indefinite Quantity (IDIQ) contract and for the EM-LA Field Office TAC Support Task Order.
March 16, 2022
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EM recently released contract fee determination scorecards for three contractors that support the cleanup program at the Portsmouth/Paducah Project Office and EM-LA Field Office based on their performance during the evaluation period of fiscal 2021.
February 22, 2022
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EM crews have successfully completed a complex project that protects cultural and ecological resources throughout the Los Alamos National Laboratory site while enabling more thorough monitoring and characterization of a contaminant plume in groundwater.
February 1, 2022
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The Office of Environmental Management leveraged the results of years of successful work in 2021 to launch a new era for the U.S. Department of Energy’s cleanup mission, all while continuing to manage the challenging conditions of the COVID-19 pandemic.
December 30, 2021
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DOE, including the EM site in Los Alamos, New Mexico, is playing a key role in an administration campaign to foster justice and benefit traditionally underserved communities, a top DOE official said at the 2021 National Cleanup Workshop.
December 21, 2021
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The EM Los Alamos Field Office (EM-LA) has been able to navigate shallow sections of the Rio Grande and its tributaries to sample for contaminants despite unseasonably low water levels this year.
November 23, 2021
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The EM Los Alamos Field Office (EM-LA) and cleanup contractor Newport News Nuclear BWXT Los Alamos (N3B) are using a new processing line to stabilize and remove excess liquid low-level radioactive waste containers at Los Alamos National Laboratory.
November 2, 2021
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The EM Los Alamos Field Office and its cleanup contractor have collected more than 3,100 soil samples and excavated more than 1,000 cubic yards of contaminated soil as they remediate land at the southernmost boundary of Los Alamos National Laboratory.
October 19, 2021
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