Emergency crews were called to SwitchbackMX around 7:40 p.m. Thursday for a report of a 50-year-old man who had a motorcycle accident.
According to radio traffic from Butler County 911 dispatchers, the man had chest and head pain, but was alert.
Butler Ambulance transported the man to the Unionville Fire Department, where a medical helicopter was waiting.
The helicopter was in the air by 8 p.m.
No other information was immediately available Thursday night.