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Su'ao Lighthouse

Fl White/Red 7s🇹🇼Su'ao Township, TWOperational

Location & Light Range

About Su'ao Lighthouse

Also known as: Su'ao (Pei Chiao, Beijiao)

This white, cylindrical concrete tower stands 8 meters tall and was first lit in 1927. Its focal height reaches 56 meters, providing a geographic range of 19.5 nautical miles. The lighthouse emits alternating white and red flashes every 7 seconds. Damaged during World War II, it was repaired and reactivated in 1950. The structure features a square base, a cylindrical concrete tower, a lantern room, and a gallery.

Why it matters: The lighthouse is essential for ships entering and exiting Su'ao harbor, guiding them through specific channels with its directional white or red flashes.

Light & Optic

Characteristic Signature
Fl White/Red 7s
Flash Type
Flashing
Light Color
White/Red
Interval
7s
Raw Code
Fl W R 7s
Focal Height
56m
Geographic Range
19.5NM

Construction & History

Year Built
1927

Significant events: damaged in World War II, repaired and reactivated in 1950

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: square cylindrical concrete tower with lantern and gallery

Location

City
Su'ao Township
Country
🇹🇼Taiwan
Region
Yilan County
Sea Region
tip of a peninsula sheltering Su'ao harbor
Latitude
24.6000°
Longitude
121.8846°

References & Identifiers

Nearest Port
Suao(0.7 km)
Admiralty No.
P4700
ARLHS No.
TAI-020
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Frequently Asked Questions

How do mariners identify Su'ao Lighthouse at night?+
Su'ao displays the characteristic Fl White/Red 7s. 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/red color may indicate a specific sector or warning zone.
Which ports and harbors does Su'ao Lighthouse guide vessels into?+
Su'ao Lighthouse assists vessels approaching 5 nearby ports. The closest is Suao at 1 NM to the WSW. Other ports served include Hoping (19.2 NM SSW), Hoping (21.7 NM SSW), Wu-tu (31.4 NM NNW), Keelung (Chilung) (33.5 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Su'ao Lighthouse still active and maintained?+
Yes, Su'ao 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 Su'ao Lighthouse?+
You can track vessels near Su'ao 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.