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Mariquitdaquit Island Lighthouse

Fl White 4s🇵🇭Marabut, PHOperational

Location & Light Range

About Mariquitdaquit Island Lighthouse

This white, concrete lighthouse stands 39 meters tall on Mariquitdaquit Island. Its pyramidal structure features a focal height of 18 meters, emitting a white flash every 4 seconds. The light has a geographic range of 12.7 nautical miles. Established to aid navigation, it warns vessels away from the island, which is a hazard at the entrance to San Pedro and San Paulo Bay. The site is open to visitors, though the tower is closed to the public.

Why it matters: This lighthouse is critical for ships traversing San Pedro and San Paulo Bay, a key shipping lane between Samar and Leyte. It specifically warns against the dangerous Mariquitdaquit Island, preventing groundings in the bay's entrance.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
18m
Geographic Range
12.7NM

Location

City
Marabut
Country
🇵🇭Philippines
Region
Samar
Latitude
11.0728°
Longitude
125.1536°

References & Identifiers

Nearest Port
Tanauan(8.2 km)
Admiralty No.
F2456
NGA No.
14924

Tower & Structure

Tower Height
39m
Tower Shape
pyramidal
Tower Color
white
Material
concrete

Structure: White truncated pyramidal tower; 39. 14925 La Bocanita. 25° 17.9´ N 108° 32.1´ W

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Mariquitdaquit Island Lighthouse at night?+
Mariquitdaquit Island displays the characteristic Fl White 4s. 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 Mariquitdaquit Island Lighthouse guide vessels into?+
Mariquitdaquit Island Lighthouse assists vessels approaching 5 nearby ports. The closest is Catanauan at 8.2 NM to the WNW. Other ports served include Tanauan/Tacloban (8.2 NM WNW), Tacloban, Leyte (13 NM NW), Calaguitan/Tacloban (14 NM NW), Sogod/Tacloban (14 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mariquitdaquit Island Lighthouse still active and maintained?+
Yes, Mariquitdaquit Island 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 Mariquitdaquit Island Lighthouse?+
You can track vessels near Mariquitdaquit Island 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.