[3] KUMM broadcasts a college radio/alternative rock music format to the greater Stevens County area.

[7] KUMM began licensed broadcast operations on September 17, 1972, with 10 watts of effective radiated power (ERP) from an antenna 21.3 meters (70 ft) in height above average terrain.

[1] The station was assigned the call sign "KUMM" by the Federal Communications Commission (FCC).

[8] In May 1981, KUMM was granted a construction permit to increase power to 223 watts and lower its antenna to 17.3 meters (57 ft).

[10] In September 2002, KUMM applied for a new construction permit to further expand the station's coverage area.