WKBT July 27, 2021 5:26 PM By Jaymes Langrehr Posted: July 27, 2021 5:26 PM TOWN OF SULLIVAN, Wis. — The Jefferson County Sheriff’s Department says one person is dead after a house explosion Tuesday afternoon. Emergency crews were called to the area of Water and Milwaukee Streets for the explosion. Authorities say the person who died was inside the home when it exploded and was the only person home when it happened.  The Jefferson County Sheriff’s Office says the explosion also damaged the siding of nearby homes and broke windows. Some roads in the surrounding area remain closed due to debris. The Sheriff’s Office has also asked the state fire marshal’s office and the Department of Justice’s Division of Criminal Investigation to come investigate the explosion.