The Territory road toll stands at 10 following a single vehicle roll over on the Savannah Way today.
A 32-year-old female passenger was found deceased at the scene.
The incident occurred at about 4:45pm, 80 kilometres east of Borroloola.
Northern Territory Police and local clinic staff are currently responding to the incident.
Reports are that no other passengers were seriously injured.
CareFlight have dispatched two aircraft with medical teams to assist at the scene.
Arrangements have been made for Major Crash Investigators to attend.
This section of the Savannah Way has been closed with detours in place.
The road toll for the same time last year was seven.