Latest Washington Closure Hanford Stories

RICHLAND, Wash. (AP) - Researchers are studying a colony of bats that live in an underground concrete structure at the Hanford nuclear reservation in hopes of determining how to provide a new home for them once the structure is demolished.The large clearwell near the Columbia River was once used to hold filtered water for Hanford's F Reactor when it produced plutonium for the nation's nuclear weapons program. Sometime after it stopped operating about 30 years ago, one of its six hatches was...