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 ...

DOE was required by the legally binding Tri-Party Agreement to decide by Dec. 31 where to grout some of its low-activity ...

The company constructing the massive vitrification plant at the Hanford site in Eastern Washington has been awarded $9.5 million in incentive pay for its work last year on the plant’s High Level Waste ...

The Hanford site vitrification plant has filled a first container with test glass in a step toward glassifying radioactive waste to allow the permanent disposal of waste — some stored since World War ...

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 ...

Glass has been melted inside the world’s largest radioactive waste melter at the Hanford nuclear reservation site for the first time, more than 20 years after construction on the vitrification plant ...

The Department of Energy and its regulators have released a revised path forward for DOE’s most costly liability in the nation — the 56 million gallons of radioactive waste stored in leak-prone ...

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 ...