St John northern communications shift supervisor Jackson Whitham said emergency services were called to the falls at 3.40pm before the helicopter was dispatched to the scene.
Fire fighters were also sent to assist St John.
EARLIER: Ambulance and fire trucks are on their way to Omanawa Falls in the Western Bay of Plenty after reports of a person in need of help on the track.
Fire service northern communications shift manager Jarron Phillips said fire fighters were going to assist ambulance staff with a patient on a walking track.
Tauranga-based TECT Rescue Helicopter pilot Liam Brettkelly confirmed the helicopter was on its way to Omanawa Falls.
The circumstances of the call out are not yet known.