WKAQ 580 AM is a historic radio station in San Juan, Puerto Rico, known for being the first radio station to broadcast on the island. Founded in 1922, it currently airs a Spanish-language news and talk format. The station is owned by WAPA Media Group and serves as Puerto Rico's primary entry point for the Emergency Alert System. WKAQ's programming is also simulcast on sister stations WUKQ in Ponce and WYEL in Mayagüez, extending its reach across Puerto Rico. The station features popular talk shows and news programs hosted by well-known Puerto Rican personalities, covering topics ranging from politics and current affairs to lifestyle and entertainment.