Working from 1852 designed by Juan Rajó. Octagonal stone tower with lantern and gallery, attached to the front of a 2-story keeper's house; clamshell 1° Barbier, Bénard and Turenne Fresnel lens transferred from the original lighthouse. Tower is unpainted gray stone, lantern silvery metallic, house painted white with gray trim. Focal plane 117 m (384 ft).
Currently the National Institute of Meteorology has here an automatic station.
Peñas lighthouse only extinguished between the 18 of July and the 20 of August of 1898 owing to Cuba War and in several periods of the Spanish Civil War.
Cabo Peñas, the northernmost point of Asturias, projects across the coastal shipping lanes, making this one of the most important light stations on the northern coast of Spain. The cape is designated a Biological Reserve and also a Protected Landscape (Paisaje Protegido). Currently it lodges a museum of marine subjects in the ground floor of the building.
Located on the heights above the cape, at the end of the AS-328 highway, about 5 mi northwest of Gozón.
Fog horn (Morse code "P": short-long-long-short every 60 s).
Rhythm: Gp D(3)B 15sec
Range: 41 nautical miles.