Police is responding to a serious crash on Okaeria Road, Maramarua Forest.
The single-vehicle crash was reported about 12:45pm.
Early indications are a vehicle has rolled and a person is trapped.
Diversions are in place at the intersection of State Highway 2 and Okaeria Road, and the intersection of Okaeria and Kopuku Roads.
Motorists are asked to avoid the area.