The cause of a Wednesday house fire remains under investigation, according to the Decorah Fire Department.
Decorah Volunteer Firefighters responded to a fire at 906 River St. shortly after 9:30 a. m.
When they arrived, smoke was venting out of the attic roof vents. Firefighters pulled down the ceiling to gain access to the fire in the attic and extinguished it. No injuries were reported.
Firefighters were on the scene for about an hour and a half and were assisted by Alliant Energy Black Hills Energy, the Decorah Police Department and Winneshiek Medical Center Ambulance.