Northern Territory Police are investigating the death of a 17-year-old female who was found unconscious at a residence in Galiwinku this morning.

Shortly after 11am, police received a report that the female was unconscious. Local police, assisted by staff from the local health clinic, attended the scene, where she was declared deceased.

A 34-year-old man has since been arrested, with detectives from the Serious Crime Section continuing to investigate the circumstances surrounding the death.