A Critical Incident Investigation has been launched following the death of a police officer in a motor vehicle crash in the Hunter Valley.

About 11.50pm yesterday (Saturday 6 March 2016), a police vehicle was travelling on Lovedale Road, Allandale, when it left the road and struck a tree.

Further police and Ambulance Paramedics attended however the driver, a 43-year-old Sergeant attached to Port Stephens Local Area Command, died at the scene. He was the sole occupant of the vehicle.

The officer was making his way to assist other officers who were engaged in a pursuit.

A Critical Incident Team assisted by Newcastle Crash Investigation Unit will now investigate all circumstances surrounding the incident.

That investigation will be overseen by the Professional Standards Command.

All information will be provided to the Coroner who will determine the cause of death and make any findings about the events leading to the officer’s death.

No further details are available at this time; however, police are appealing for witnesses to come forward. Anyone who can assist police should contact Crime Stoppers on 1800 333 000.