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 ...

Wash., used her powerful position in Congress to help Tri-Cities science, environmental and historical projects.

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

The last piece of piping has been installed to move radioactive waste to the Hanford site vitrification plant, as final preparations are made to begin treating waste for disposal that has been stored ...

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 ...

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 ...

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 ...

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 ...

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 soon as ...

KENNEWICK – The deadline to glassify the first of the Hanford nuclear site’s 56 million gallons of radioactive waste will be extended under an agreement filed in federal court. Work to build the ...

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 ...