A plane has crashed in a field near Overbury, Tewkesbury, and emergency services have been sent to the scene.
Two ambulances and two paramedic officers were sent to the site in Gloucestershire, West Midlands Ambulance Service said.
West Mercia Police and Hereford & Worcester Fire and Rescue Service were also in attendance.
The single engine aircraft came down on Brendon Hill around 12.45pm.
Eyewitnesses told BBC Hereford & Worcester they had seen the aircraft in a tree.
It is unclear whether anyone was injured in the crash.
A spokesperson for the ambulance service said: "Further details about any casualties will be issued as they become available."
Superintendent Kevin Purcell said: "Police received a report at 12.49pm today.
"West Midlands Ambulance Service and Hereford & Worcester Fire and Rescue Service are also in attendance.
"The Civil Aviation Authority has been informed. Further information will be issued when available."
The Air Accidents Investigation Branch said it was sending a team to investigate the accident.
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