Two people dead after single-vehicle accident on Newell Highway

Emergency services were called to a location 25km south of Narrabri shortly before 6am, responding to reports a vehicle had left the highway and struck a tree.

Five people were in the vehicle at the time; two died at the scene, three are being treated by NSW Ambulance Paramedics and the Westpac Rescue Helicopter team from Tamworth.

One person will be airlifted to hospital, two will be taken by road ambulance.

Investigators from Barwon Local Area Command are on en route.

Diversions are in place.