POLICE are in attendance at an accident involving one vehicle on the A470 northbound at Storey Arms.
Dyfed-Powys Police received the call that a vehicle had left the road at approximately 2.40pm.
A spokeswoman said: "Officers attended to a one vehicle RTC where the car had left the road. The ambulance service also attended and were assisting the driver. It is not known if they were taken to hospital.
"Officers are still in attendance at the scene and are waiting for the recovery of the vehicle."