WJJO (94-1 JJO) is a radio station broadcasting at 94.1 FM in Madison, Wisconsin. (licensed to Watertown, Wisconsin). It describes itself as having an "active rock" format, targeting adults 18 to 49. WJJO is considered one of the hardest active rock radio stations in the country, and was voted #1 Rock Station in the country by the music industry in 2006 and 2007. The station is owned by Mid-West Management, Inc.