State health officials say radioactive plutonium and americium have been found in air samples collected where workers enter the secure area of the Hanford nuclear reservation in southeastern Washington. The Tri-City Herald reported Tuesday that the air samples were collected by the state Department of Health on June 8 at the Rattlesnake Barricade just off of public Highway 240. That was the day workers at the Plutonium Finishing Plant were ordered to take cover indoors because of an airborne release of radioactive particles during demolition of the highly contaminated facility.
AP 8th Aug 2017 read more »