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 Hanford Site is the most polluted area in the US, though cleanup started decades ago. Estimates say it will take decades more and up to $640 billion to finish the job. The site just received ...

Workers at the Hanford Site in Washington state are using cold spray metal coating on aging double-shell waste tanks to ...

The Department of Energy has awarded a Hanford site contract with an estimated value of up to $45 billion over a decade to a newly formed limited liability company. The winning bidder is Hanford Tank ...

The Hanford Nuclear Reservation in Washington state produced plutonium for most of America's nuclear arsenal through the end of the Cold War FILE - A caution sign is shown on a road on the Hanford ...

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 ...

Workers are shown at one of the Hanford tank farms where 56 million gallons of radioactive waste are stored in underground tanks. Courtesy Washington River Protection Solutions There’s a new proposed ...

RICHLAND, Wash. — Workers at the Environmental Restoration Disposal Facility (ERDF) on the Hanford site have disposed of more than 19 million tons of waste from their cleanup efforts. Workers at the ...

UPDATE: October 15, 2025 at 4:44 p.m. Washington Representative Dan Newhouse responded to the development of the Low-Activity Waste Facility project with the following statement: "Today is a historic ...

SEATTLE (AP) — 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 ...