The Northern Territory Police Force has arrested a 24-year-old male in relation to an alleged indecent assault that occurred in Alice Springs yesterday evening.

It is alleged an adult female was indecently assaulted by a male known to her near the Todd River in the vicinity of Undoolya Road. The offender fled the scene prior to police arrival.

This morning, police officers located and arrested the 24-year-old at a residence in Musgrave Street, Gillen.

He remains in police custody with charges expected to follow.