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Sanshiantai Lighthouse

Fl White 6s🇹🇼Chenggong, TWOperational

Location & Light Range

About Sanshiantai Lighthouse

Also known as: Sanshiantai (San-hsien-t'ai)

This white, cylindrical concrete tower stands 30.5 meters tall and has a focal height of 61 meters, visible for 20.2 nautical miles. It emits a single white flash every 6 seconds. The structure includes a lantern and a double gallery, attached to a one-story keeper's cottage. The lighthouse is situated on a rocky point northwest of Chenggong, Taiwan, in the Pacific Ocean. Visitors can access the site, though the tower itself remains closed to the public.

Why it matters: The lighthouse marks Sanshiantai, a hazardous rocky point along Taiwan's eastern coast, guiding vessels navigating the Pacific Ocean.

Light & Optic

Characteristic Signature
Fl White 6s
Flash Type
Flashing
Light Color
White
Interval
6s
Raw Code
Fl W 6s
Focal Height
61m
Geographic Range
20.2NM

Location

City
Chenggong
Country
🇹🇼Taiwan
Region
Taitung County
Sea Region
Pacific Ocean, marking Sanshiantai, a rocky point northwest of Chenggong, Taiwan
Latitude
23.1261°
Longitude
121.4217°

References & Identifiers

Nearest Port
Hualien(52.5 km)
Admiralty No.
P4714
NGA No.
13752
ARLHS No.
TAI-016

Tower & Structure

Tower Height
30.5m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round concrete tower with lantern and double gallery, attached to a 1-story concrete keeper's cottage

Visiting

Open to public
Yes

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Sanshiantai Lighthouse at night?+
Sanshiantai displays the characteristic Fl White 6s. 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.
Is Sanshiantai Lighthouse still active and maintained?+
Yes, Sanshiantai 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 Sanshiantai Lighthouse?+
You can track vessels near Sanshiantai 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.