The 2023 Kentucky train derailment occurred on the afternoon of November 22, 2023, at approximately 2:23 PM ET, a CSX mixed freight train derailed in Rockcastle County, Kentucky, causing a major spill of molten sulfur chemicals near Roundstone Creek, a creek located northwest of Livingston. Only one member of the CSX train's two-person crew was treated at the scene for minor injuries. The incident occurred six days after a similar CSX derailment that happened in Atlanta, Georgia.