https://www.washingtonpost.com/energy-environment/2018/09/27/epa-orders-extensive-cleanup-radioactive-waste-site-near-st-louis/

“The West Lake Landfill contains thousands of tons of radioactive material from the World War II-era Manhattan Project that was dumped at the site in the 1970s, where it has languished ever since amid other waste. The latest plan calls for excavating 70 percent of the radioactive waste from the site — a far cry from a 2008 solution proposed by the George W. Bush administration to cover and monitor the waste.“