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Nagappattinam Lighthouse

Fl White 20s🇮🇳INOperational

Location & Light Range

About Nagappattinam Lighthouse

Also known as: Nagappattinam (Negapatam)

This cylindrical lighthouse, constructed of masonry, stands 50 meters tall and was completed in 1923. Its exterior is painted with horizontal black and white bands, and the lantern roof is red. The light emits a white flash every 20 seconds from a focal height of 48 meters, with a geographic range of 18.4 nautical miles. The structure includes a lantern and gallery. It is located 0.4 kilometers from the port of Nagappattinam. The lighthouse is open to the public.

Why it matters: The Nagappattinam Lighthouse guides maritime traffic in the Bay of Bengal, assisting vessels approaching and departing the nearby port.

Light & Optic

Characteristic Signature
Fl White 20s
Flash Type
Flashing
Light Color
White
Interval
20s
Raw Code
Fl W 20s
Focal Height
48m
Geographic Range
18.4NM

Construction & History

Year Built
1923

Visiting

Open to public
Yes

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
50m
Tower Shape
cylindrical
Tower Color
with horizontal black and white bands
Material
masonry

Structure: round masonry tower with lantern and gallery, painted with horizontal black and white bands; lantern roof painted red

Location

Country
🇮🇳India
Region
Tamil Nadu
Latitude
10.7659°
Longitude
79.8501°

References & Identifiers

Nearest Port
Nagappattinam(0.4 km)
Admiralty No.
F0914
NGA No.
27140
ARLHS No.
IND-045
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Frequently Asked Questions

How do mariners identify Nagappattinam Lighthouse at night?+
Nagappattinam displays the characteristic Fl White 20s. 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 Nagappattinam Lighthouse guide vessels into?+
Nagappattinam Lighthouse assists vessels approaching 2 nearby ports. The closest is Nagappattinam at 0.4 NM to the S. Other ports served include Karaikal (4 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nagappattinam Lighthouse still active and maintained?+
Yes, Nagappattinam 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 Nagappattinam Lighthouse?+
You can track vessels near Nagappattinam 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.