"The agency spent hundreds of millions on lead remediation in Omaha, home of the nation’s largest residential Superfund site. New soil tests by the Flatwater Free Press and ProPublica show that many yards still have harmful levels of lead." "Shortly after buying her house in 2022, Mary Royers learned from a man across the street that her Omaha, Nebraska, neighborhood was contaminated with lead. So the 36-year-old educator checked a website where the city tracks the soil test results of every home in a 27-square-mile area surrounding the site of an old lead smelter. Chris Bowling reports for the Flatwater Free Press, Cassandra Garibay for ProPublica, and Destiny Herbers and Leah Keinama for the Flatwater Free Press August 4, 2026, for ProPublica’s Local Reporting Network.