Police are investigating a suspicious fire at Hindmarsh Valley.

Just after 4.30pm on Tuesday 22 December, patrols and fire crews were called to Greenfield Street inside the former Greenhills Adventure Park, after reports of bales of hay on fire.

Approximately 100 bales were damaged and no other properties were threatened.

Crime Scene examiners will assess the fire today to try and determine a cause.

Anyone with information about this fire is asked to call Crime Stoppers on 1800 333 000.