KXGM (850 AM) was a radio station that served the Waterloo, Iowa, area. The not-for-profit station broadcast a simulcast of KXGM-FM's Christian Contemporary music format during daytime hours only. KXGM was owned by Extreme Grace Media. The station's antenna system used three towers arranged in a directional array that concentrated the signal toward the northwest. According to the Antenna Structure Registration database, each of the towers was 88.4 m (290 ft) tall. The transmitter site was located in east Waterloo on Osage Road.