 The station has broadcast a mainstream rock format since its inception, but has a more classic rock sound since 2001, when sister station CKXM-AM/FM became The Zone @ 91.3 with the CJZN calls and an alternative rock format.It used to have an adult album alternative lean up until Pattison took over the station from OK Radio.The station placed 2nd in the fall 2018 Numeris Diary Survey for Victoria

In April 1987, the OK Radio Group Ltd. (known at the time as Victoria Communications Ltd.) was granted an FM radio license and launched "100.3 The Q", then known as "Q-100", in December 1987.