Tank Waste

Rotating set of images of a capsule transfer at the Hanford Site
In a significant achievement years in the making, workers with U.S. Department of Energy Office of Environmental Management contractor Central Plateau Cleanup Company recently moved the first of 18 concrete casks loaded with radioactive cesium capsules out of the Waste Encapsulation and Storage Facility to a nearby dry storage pad at the Hanford Site. February 3, 2026
Aerial view of a Water Treatment facility at the Hanford Site
As part of ongoing efforts to modernize infrastructure on the Hanford Site, the U.S. Department of Energy Office of Environmental Management announced the Central Plateau Water Treatment Facility has passed all operational acceptance testing and now provides water to Hanford’s water system. January 20, 2026
Employees in protective gear standing beside a large flow filter inside a facility building
A trio of new and improved filters in a key operating facility at the Savannah River Site has optimized efficiency and accelerated production of the radioactive waste tank cleanup mission — marking the completion of a U.S. Department of Energy Office of Environmental Management priority to execute key cleanup to safely address the risk associated with legacy waste. December 23, 2025