| Puerto Peñasco, Sonora|
| La Reyna del Mar|
| June 5, 1972 (concession)|
June 5, 2014 (expiration of last concession)
XEQC-AM was a radio station broadcasting on 1390 kHz in Puerto Peñasco, Sonora. It was owned by Ángel Tenori Cruz and known as La Reyna del Mar.
XEQC's concession was not renewed following its expiration in 2014.
XEQC received its concession on June 5, 1972, making it the first radio station in Puerto Peñasco. It was a 500-watt daytimer and later broadcast with 1,000 watts during the day and 150 at night.
In 2009, XEQC was authorized to move to FM as XHEQC-FM 93.5. The move never materialized.
The station was affiliated to Radio S.A.