A shed at a recycling plant in Goolwa Beach has been engulfed in flames overnight.
CFS and MFS crews attended the Port Elliot Road site around 10pm where they extinguished the fire and stopped it from spreading to other assets.
Damages are to the shed are estimated at around $30,000 but the structure is still standing.
Crews spent the night at the scene to ensure the fire was fully extinguished.
The cause of the fire is not yet known and there have been no reported injuries.