‘There could potentially be some areas surrounding those known areas where there could still be contamination that is yet to be identified,’ says the bill’s sponsor.

Lakes and streams in August A. Busch Memorial Conservation Area were contaminated with uranium from refining efforts in Weldon Spring.

U.S. Rep. Cori Bush requested the Government Accountability Office evaluate the cleanup of the St. Louis County site contaminated by radioactive waste from the Manhattan Project. It found government costs have soared, from $177 million to $406 million in just seven years.

People from New Mexico, Utah and Missouri, including Just Moms advocates and others from St. Louis who had been harmed by nuclear contamination, gathered at the U.S. Capitol

The future of a proposed expansion of the Radiation Exposure Compensation Act Program is uncertain after being stripped from a federal defense bill during negotiations.