
Federal and state officials say six underground tanks holding a brew of radioactive and toxic waste are leaking at the country's most contaminated nuclear site in south-central Washington, raising concerns about delays for emptying the aging tanks.

Federal and state officials say six underground tanks holding a brew of radioactive and toxic waste are leaking at the country's most contaminated nuclear site in south-central Washington, raising concerns about delays for emptying the aging tanks.
Six underground tanks that hold a brew of radioactive and toxic waste at the nation's most contaminated nuclear site are leaking, federal and state officials said Friday.
A spokesman for Oregon Sen. Ron Wyden says the senator will ask the Government Accountability Office to investigate a monitoring and maintenance program for underground waste tanks at the nation's most contaminated nuclear site.
Six underground tanks that hold a brew of radioactive and toxic waste at the nation's most contaminated nuclear site are leaking, federal and state officials said Friday, prompting calls for an investigation from a key senator.