U.S. Department of Energy Office of Environmental Management

EM’s Los Alamos Field Office has completed a significant campaign reviewing of historical investigation data at six cleanup areas across Los Alamos National Laboratory, ensuring past environmental assessments meet current regulatory standards and identifying future cleanup needs.

EM-Los Alamos Completes Campaign to Review Historically Contaminated Sites The U.S. Department of Energy’s Environmental Management Los Alamos Field Office completed a campaign that involved reviewing historical investigation data at six cleanup areas across Los Alamos National Laboratory as part of its legacy cleanup mission. May 26, 2026

The U.S. Department of Energy Office of Environmental Management's Idaho Cleanup Project hosted an industry day for companies responding to a request for applications to build a commercial scale recycling plant at an EM facility at the Idaho National Laboratory.

America's nuclear renaissance is underway that will power our nation into the future!

Preventive maintenance is essential in managing the Hanford Site and its 56 million gallons of underground tank waste.

Through close collaboration with planners, engineers, and specialists, Hanford's maintenance teams are keeping equipment running to support the Direct-Feed Low-Activity Waste Program, ensuring safety, reliability, and mission readiness for round-the-clock operations.

Read how they’re keeping their record "squeaky clean!" 🧼

Hanford Tank Farms Maintain Zero Delinquencies in Preventive Maintenance Preventive maintenance may not always be top of mind for your car or lawn mower at home, but it is essential when managing the Hanford Site. June 2, 2026

The future of nuclear energy is collaborative!

U.S. and Japanese officials discussed continued cooperation on the safe management of used nuclear fuel and advanced fuel cycle technologies.

EM presented its vision for a future of recycling and conditioning capability is focused on unlocking the full value within used nuclear fuel.

Our shared history in managing complex fuel forms provides a strong foundation for future capabilities. Learn more about our collaboration!

EM Highlights Potential Used Nuclear Fuel Collaborations at U.S.-Japan Meeting The U.S. Department of Energy’s Office of Environmental Management participated in the 13th U.S.-Japan Technical Meeting of the Civil Nuclear Energy Research and Development Working Group. June 2, 2026

Idaho makes history! For the first time since 2014, the Idaho Cleanup Project has resumed remote-handled transuranic waste shipments to the Waste Isolation Pilot Plant.

A major step for safe, permanent legacy waste disposal!

Idaho’s Historic Return to Remote-Handled Transuranic Waste Shipments The Idaho Cleanup Project has successfully resumed shipments of remote-handled transuranic waste to the Waste Isolation Pilot Plant in Carlsbad, New Mexico, for permanent disposal for the first time since 2014. May 12, 2026

Small businesses, big opportunities! Hanford Site contractors hosted the 19th annual Bridging Partnerships Small Business Symposium, connecting contractors with small businesses and showcasing how local businesses can contribute to the site's remediation efforts.

Hanford Team Builds Relationships With Small Businesses Small Business Program managers from the Hanford Site’s prime contractors recently hosted the 19th annual Bridging Partnerships Small Business Symposium, which focused on creating connections and building relationships between Hanford Field Office contractors and small businesses interested in opp...

EM’s Moab Project recently hosted tours for representatives from the U.S. Department of Energy’s Office of Legacy Management, the Hopi Tribe and Navajo Nation.

Their visit occurred at a significant moment in the project's history: Workers recently finished removing a 16-million-ton uranium mill tailings pile at the Moab site.

The tours underscore EM’s commitment to engagement with Tribal Nations and supporting a smooth handoff when the Moab Project sites transition to the Office of Legacy Management for long-term surveillance and maintenance.

Moab Project Hosts Tours for DOE’s Office of Legacy Management, Tribal Partners The Moab Uranium Mill Tailings Remedial Action Project recently conducted site tours for representatives from the U.S. Department of Energy’s Office of Legacy Management and two regional tribal nations, Hopi Tribe and Navajo Nation. May 19, 2026

Oak Ridge team members have demonstrated that an ingenious innovation accelerates cleanup at Oak Ridge National Laboratory while saving taxpayers half a million dollars! 💰

Teams designed a clever robotic attachment that "scoops up" waste in bulk, streamlining debris removal compared to the previous one-item-at-a-time method.

This operator-driven solution accelerates cleanup, safeguards employees and benefits other highly contaminated projects.

Get the full story! ⬇

Ingenuity Empowers Oak Ridge to ‘Scoop up’ Savings, Accelerate Cleanup Oak Ridge team members designed a new attachment for robotic equipment that’s helping accelerate cleanup at Oak Ridge National Laboratory while handing taxpayers half a million dollars in savings. May 19, 2026

West Valley Patriots! 🎖️ (Left to right) Supervisors Jacob Runge, Jonathan Biela, and Jonathan Nehl received the Patriotic Employer Award from Employer Support of the Guard and Reserve and the U.S. Secretary of War, recognizing their flexibility and respect for employees' military commitment.

Genevieve Boucher, a West Valley radiation technician and Navy Reserve Master-at-Arms 1st Class Petty Officer, second from right, nominated the three supervisors for the award.

Full story at https://bit.ly/4tXPlH2!

Faster, safer, smarter! Modernization efforts at Hanford Site's 222-S Lab have cut analytical turnaround times in half over the past five years.

These enhancements are expanding capacity, improving precision and positioning the Lab to support Hanford’s cleanup mission.

Modernization Efforts Lead Hanford’s 222-S Lab to Cut Turnaround Times in Half The U.S. Department of Energy’s Office of Environmental Management is seeing significant improvement in sampling and analysis times at the 222-S Laboratory at the Hanford Site. May 19, 2026