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The Department of Energy and Washington state have reached an agreement on steps to address radioactive waste suspected of leaking into the ground from a third storage tank at the Hanford nuclear site ...

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 ...

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.

Hanford nuclear site workers have begun to empty a 24th aging single-shell tank, this one holding about 80,000 gallons of radioactive and hazardous chemical waste. The work on Tank A-106 has been ...