Emergency services crews were called to the site of the old Prestige Mill, coroner of Lowe and Queen Street Ararat.

Country Fire Authority District 16 officer Wayne Hirth said crews from Fire Resuce Victoria Ballarat supported CFA brigades from Ararat, Moyston and Great Western.

Want to read more of today's news? CLICK HERE

"There was a stop put in just after 9pm on Sunday evening," he said.

"It took about four hours - without knowing more details you could assume it was a considerable size.

"Being an old building there would have been concerns with asbestos on site. The necessary precautions by the responding brigades would have been taken."

An police officer from the Ararat Criminal Investigation Unit confirmed the site was under investigation and anyone with any information was to contact the Ararat station or Crimestoppers on 1800 333 000.

PREVIOUS COVERAGE:

Have a story to share? Get in touch - cassandra.langley@austcommunitymedia.com.au

Did you know you can receive updates straight to your inbox? To make sure you're up-to-date with news from across the region, sign up below.

If you are seeing this message you are a loyal digital subscriber to the Wimmera Mail-Times, as we made this story available only to subscribers. Thank you very much for your support and allowing us to continue telling the Wimmera's story. We appreciate your support of local journalism.