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Wǔcāng Gǎng Lighthouse

Fl Green 4s🇨🇳Qidong, CNOperational

Location & Light Range

About Wǔcāng Gǎng Lighthouse

This hexagonal concrete tower stands 18 meters tall, painted with green and white horizontal bands. Its light has a focal height of 20 meters and emits a green flash every 4 seconds, visible for 13.2 nautical miles. The lighthouse is situated on the east side of the Wǔcāng fishing port entrance, at the northernmost mouth of the Yangtze River. Approximately 12 kilometers from the open sea, it is located near Qidong. While the grounds are open to visitors, the tower itself remains closed to the public.

Why it matters: The lighthouse serves as a key reference for the fishing fleet operating from Wǔcāng port. Its position marks a significant waterway at the northernmost mouth of the Yangtze River.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
20m
Geographic Range
13.2NM

Location

City
Qidong
Country
🇨🇳China
Region
Jiangsu
Sea Region
east side of the entrance to the Wǔcāng fishing port, on the northernmost mouth of the Yangtze about 12 km from the sea
Latitude
31.7112°
Longitude
121.7556°

References & Identifiers

Nearest Port
Qidong(1.0 km)
Admiralty No.
P3793.8.

Tower & Structure

Tower Height
18m
Tower Shape
hexagonal
Tower Color
with green and white horizontal bands
Material
concrete

Structure: hexagonal concrete tower, painted with green and white horizontal bands

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 Wǔcāng Gǎng Lighthouse at night?+
Wǔcāng Gǎng displays the characteristic Fl Green 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Wǔcāng Gǎng Lighthouse guide vessels into?+
Wǔcāng Gǎng Lighthouse assists vessels approaching 5 nearby ports. The closest is QIDONG at 7.5 NM to the WNW. Other ports served include Chongming (18.8 NM WSW), Chongming (19.6 NM WSW), Lusi (21.1 NM N), Shanghai Pt (21.9 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Wǔcāng Gǎng Lighthouse still active and maintained?+
Yes, Wǔcāng Gǎng 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 Wǔcāng Gǎng Lighthouse?+
You can track vessels near Wǔcāng Gǎng 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.