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.

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 ...

SPOKANE, Wash. — While one of the newer double-walled nuclear waste storage tanks at a Washington state complex has leaked, six others have “significant construction flaws” that could lead to ...

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 ...

SPOKANE, Wash. — While one of the newer double-walled nuclear waste storage tanks at a Washington state complex has leaked, six others have “significant construction flaws” that could lead to ...