On June 23, 2016, at 6:40 P.M., a Robinson R44 helicopter made an emergency landing on the area of the settlements of Svetloe Ozero, Bolshie Klyuchi of Zelenodolsk Municipal District. According to its board commander, the helicopter stands on skis, its rear propeller and gearbox were damaged, no one died or injured. An evacuator from “Kurkachi” airfield of Vysokaya Gora District and a task force of Zelenodolsk Fire and Rescue Garrison left for the scene. Causes of the aviation accident are being ascertained.