A 10-year contract has been re-awarded to a Virginia company tasked with cleaning up millions of gallons of radioactive and chemical waste. The Tri-City Herald reported Hanford Tank Waste Operations ...

An underground Hanford tank holding 123,000 gallons of radioactive waste appears to be leaking contaminated liquid into the ground, according to the Department of Energy. This is the second of Hanford ...

Two options that might speed up removal of radioactive waste from leaking underground storage tanks at Hanford will be evaluated, according to the terms of a settlement agreement reached Wednesday.

An underground radioactive chemical storage tank in southeast Washington state is leaking gallons of nuclear waste, according to the Washington State Department of Ecology, which is overseeing the ...

SPOKANE, Wash. — Officials say an underground nuclear waste storage tank in Washington state that dates to World War II appears to be leaking contaminated liquid into the ground. The U.S. Department ...

The tank contains waste left over from the production of plutonium for nuclear weapons. The storage tank holds about 123,000 gallons of radioactive waste and received waste from the 1940s through the ...