WPBZ is located in the West Palm Beach, Florida area and broadcasts at 103.1 FM. Known as "103.1 The Buzz", it is an active rock music station with the slogan "The Only Station That Really Rocks". Mid April 2011 the long-time alternative station adjusted its format to Active Rock. WPBZ signed on as 103.1 The Buzz on July 3rd, 1995 (it was an affiliate of the "Z Rock" radio network before then), and its 90,000-watt signal blankets South Florida's east coast from Hollywood in the south all the way to Sebastian in the north, a span of over 125 miles. WPBZ's transmitter is located on the west side of Jonathan Dickinson State Park in Hobe Sound and is 972 feet high. Also sharing WPBZ's transmitter tower are stations WMBX and WKGR.