CHMP-FM is a French language talk radio station serving the Greater Montreal Area and licensed to the off-Island suburb of Longueuil. Owned and operated by Cogeco, it broadcasts with an effective radiated power (ERP) of 100,000 watts as a Class C1 station, using an omnidirectional antenna atop Mount Royal, at 298.9 metres (981 ft) in height above average terrain (HAAT). CHMP's studios and offices are located at Place Bonaventure in downtown Montreal.