SUN PRAIRIE (WKOW) -- Sun Prairie police believe a fire on the 1200 block of Schumann Street to be suspicious.
Firefighters were called to the scene around 2 p.m. on Saturday for a structure fire. Crews were able to put it out in about 15 minutes. Damage was estimated to be more than $40,000.
Officials say, based on observations at the scene, Fire Department staff believed the cause to be suspicious and alerted police.
A joint investigation with the Sun Prairie Police Department, Sun Prairie Fire Department, Dane County Sheriff's Office and Wisconsin Division of Criminal Investigation/State Fire Marshall concluded the cause to be arson.
There are no suspects in custody and the investigation is ongoing.
Anyone with information regarding the investigation is asked to contact Detective Wilson at the Sun Prairie Police Department at (608) 837-7336. Tips can also be sent to the Wisconsin Arson Hotline at 800-362-3005 or online at www.wiarsonhotline.org. A reward of up to $5,000 is available for the conviction of an arsonist through the Wisconsin Arson Insurance Council.