KAWK (105.1 FM) is a radio station broadcasting an Oldies format. Licensed to Custer, South Dakota, USA, the station serves the Rapid City area. The station is currently owned by Mt. Rushmore Broadcasting, Inc.
As of April 2012, this station is silent, but retains an active license under Special Temporary Authority by the FCC. The station along with others owned by Mt. Rushmore Broadcasting filed for an extension of the special temporary authority in early 2015, due to staffing issues. It was reported that staff had unexpectedly resigned, and there was difficulty finding new employees.