 WKAF, an FM station licensed to Brockton, moved its transmitter northward from near Brockton to Great Blue Hill in 2005 to better serve Boston.The NOAA Weather Radio station serving Greater Boston and adjacent coastal waters, KHB35, transmits atop the hill as well.In 1980, the hill was the subject of a prank by WNAC-TV's news department, where it was alleged that a volcano was erupting.