CKWS Kingston is an affiliate of the Canadian Broadcasting Corporation, providing coverage to East Central/Southeastern Ontario, from Campbellford to Morrisburg and from Perth to Oswego, New York in the United States. . CKWS is available on many cable systems throughout Eastern Ontario and Northern/Central New York. Its Channel 11 transmitter is located on Wolfe Island, south of Kingston. The tower height is 1000 ft. (304.8 meters), and the effective radiated power is 325,000 watts. There are also UHF transmitters in Brighton (Channel 66), Spencerville (Channel 26) and Port Elmsley (Smiths Falls/Perth) on Channel 36. CKWS is owned by Corus Entertainment and its studios and offices are located at 170 Queen Street in downtown Kingston. CKWS has been a CBC affiliate since its inception in late 1954.