Six cars of a Union Pacific Railroad train derailed Tuesday morning just south of Breckinridge Road in North Enid. No injuries were reported and the six cars that derailed were confirmed as empty, North Enid Police Department Deputy Chief James Logsdon said. Police received a report of the derailment at 7:39 a.m. Breckinridge Road was reopened about 3 p.m., but was intermittently closed to move equipment clearing the scene.