A Bucyrus Ohio train derailment prompted evacuations late Sunday, July 5, 2026, after officials warned of a possible chemical leak from a tanker car. The Norfolk Southern derailment happened around 8:40 p.m. EDT near Whetstone Street and Auto Avenue in Bucyrus, a city in Crawford County, Ohio, according to local officials cited by WSYX. Nineteen train cars came off the tracks, including at least one tanker carrying hydrochloric acid. Bucyrus Ohio derailment leads