A 33-year-old man is being interviewed by detectives after a girl was discovered lifeless at a house in Adelaide's southwest early this morning.
Police and ambulance officers discovered a 51-year-old Glengowrie girl collapsed and unresponsive at a house in Park Holme.
Regardless of efforts to revive her, she was pronounced lifeless on the scene.
The person was arrested on the dwelling and is at the moment being interviewed by detectives at Christies Seaside Police Station.
"It's totally early within the investigation," Detective Chief Inspector Mick Fisher informed media outdoors the house.
"When issues turn into clearer we might be able to inform you a bit extra."
Forensic police stay on the scene.
"From what we will confirm, they're acquaintances, however not in a relationship," Fisher stated.
A report shall be ready for the coroner.
Anybody with data that may help police is requested to name Crime Stoppers on 1800 333 000, or on-line at www.crimestopperssa.com.au