SEATTLE — For much of the 20th century, a sprawling complex in the desert of southeastern Washington state turned out most of the plutonium used in the nation’s nuclear arsenal, from the first atomic ...

The Department of Energy on Wednesday signed the paperwork needed to allow radioactive waste to be pumped into the Hanford nuclear site’s vitrification plant 23 years after construction began, said ...

Hanford plant begins final testing phase using chemical simulants for waste. Low Activity Waste Facility aims to start treating radioactive waste by July. DOE contractor H2C set to assume operations ...

Add Yahoo as a preferred source to see more of our stories on Google. Twenty-three years and 70 days after workers began pouring concrete to build the Hanford Waste Treatment Plant, the plant has ...

Two-thirds of added Hanford nuclear waste cleanup funding for fiscal 2024 and ahead will be earmarked for work in center of the 580-sq-mile site to launch operation of giant plant to vitrify waste ...

The Department of Energy has awarded an environmental cleanup contract for the Hanford site worth up to $45 billion to a newly formed limited liability company based in Lynchburg, Va. For the second ...

In historic step, radioactive waste moved to massive Hanford treatment plant. DOE aims to produce certified glass canisters by Oct 15, 2025, under court order. Plant will glassify low-activity waste ...

DOE starts vitrification at Hanford, converting tank waste into durable glass. Plant produced glass that meets disposal standards for lined landfill burial. Vitrification frees double-shell tank space ...

RICHLAND — More than two decades after construction of the Hanford nuclear site’s massive vitrification plant began, the plant has taken one of the final steps to begin treating waste for disposal as ...