Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Cabo San Pío Lighthouse

Fl (2) White 16s🇦🇷AROperational

Cabo San Pío lighthouse was constructed from brick and first lit in 1919. The tower, which stands 8 meters tall, has a focal height of 55 meters. It is painted with red and white horizontal bands. The structure is cylindrical with a lantern and gallery, featuring a conical upper section. The light emits two white flashes every 16 seconds and has a geographic range of 19.4 nautical miles. This lighthouse is designated as endangered.

Why it matters: This lighthouse is significant for marking the southernmost point of Argentine Tierra del Fuego and the entrance to the Beagle Channel.

Characteristic Signature
Fl (2) White 16s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
16s
Raw Code
Fl(2) W 16s
Focal Height
55m
Geographic Range
19.4NM
Year Built
1919
Heritage Status
Endangered

Significant events: Became inactive, abandoned and in poor condition, designated endangered

Open to public
Site open, tower closed
Flag
Type
Name
Dist.
Tower Height
8m
Tower Shape
cylindrical
Tower Color
with red and white horizontal bands
Material
brick

Structure: round brick tower with lantern and gallery, the lower part cylindrical and the upper part conical, painted with red and white horizontal bands

Country
🇦🇷Argentina
Region
Tierra del Fuego
Sea Region
southernmost point of Argentine Tierra del Fuego and the entrance to the Beagle Channel; islands on the south side of the channel are in Chile
Latitude
-55.0557°
Longitude
-66.5236°
Nearest Port
Puerto Williams(38.4 km)
Admiralty No.
G1292
NGA No.
110-20304
ARLHS No.
ARG-065
Wikidata
Q5856144
OpenStreetMap
View on OSM →
Live tracking · 50,000+ mariners

Find Cabo San Pío Lighthouse on the live nautical map

Plan voyages near Argentina, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App
How do mariners identify Cabo San Pío Lighthouse at night?+
Cabo San Pío displays the characteristic Fl (2) White 16s — 2 white flashes every 16 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area. The white color may indicate a specific sector or warning zone.
Which ports and harbors does Cabo San Pío Lighthouse guide vessels into?+
Cabo San Pío Lighthouse assists vessels approaching 1 nearby port. The closest is Puerto Williams at 38 NM to the W. Mariners should consult the relevant chart for full approach and pilotage information.
Is Cabo San Pío Lighthouse still active and maintained?+
Yes, Cabo San Pío Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Cabo San Pío Lighthouse?+
You can track vessels near Cabo San Pío Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.