FILE - In this Aug. 13, 2019, file photo, a sign at the Hanford Nuclear Reservation is posted near Richland, Wash. Officials say an underground nuclear waste storage tank that dates to World War II ...

A third aging underground tank at the Hanford nuclear site is suspected of leaking highly radioactive and hazardous chemical waste into the ground, the Department of Energy said Thursday. “This is ...

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.

As the U.S. Dept. of Energy and its contractors rev up construction of permanent repositories for nuclear wastes now lingering in aging, corroded and heavily contaminated facilities at some of the ...

Hanford workers have emptied waste to legal requirements from two more of the nuclear reservation’s leak-prone underground tanks, including the first tank emptied with a new retrieval system. The ...

SPOKANE, Wash. — A deal to address two nuclear waste storage tanks that are leaking radioactive materials into the soil in Washington state was reached Thursday between the state and the U.S.

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 ...

The 56 million gallons of radioactive waste created from decades of plutonium enrichment at Hanford are stored in 177 massive, underground tanks on 18 different “farms” spread out over the 580 square ...

SANTA FE, N.M. — Correspondence between Los Alamos National Laboratory and New Mexico regulators shows the lab has failed more than once to accurately label drums of liquid waste shipped to a disposal ...

The U.S. Department of Energy's Oak Ridge Office of Environmental Management and contractor UCOR recently completed an extensive piping replacement project to extend the life of the Liquid and Gaseous ...

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 of Energy said Thursday. It's ...