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Oyster Rocks Lighthouse

Fl W 10s🇮🇳Kerala and Karnataka, INOperational

Location & Light Range

About Oyster Rocks Lighthouse

The Oyster Rock Lighthouse is a red, round masonry tower built in 1864. Standing 20 meters tall, its focal height reaches 63 meters, providing a geographic range of 26 nautical miles. The structure features a white tower with red bands and a cupola, housing a white light. This light emits a single white flash every 10 seconds. The lighthouse also operates an AIS and a RACON.

Why it matters: This lighthouse is situated on an island near Karwar.

Background
The Oyster Rock Lighthouse is located in Karwar, Karnataka, India, on one of the islands located close to Karwar, Oyster Rock. Tourists can reach this island with the help of motor boats, which are available from Karwar Port. Constructed by the British during the 1860s, the lighthouse became functional from 25 March 1864. The tower has a dome on the top, from where the entrance to the lantern room can be seen. The lantern was painted white rather than orange or red, in order to make the sunrise and sunset more apparent.

Light & Optic

Characteristic Signature
Fl W 10s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
10s
Raw Code
Fl.W. period 10s
Focal Height
63m
Geographic Range
26NM

Construction & History

Year Built
1864

References & Identifiers

Admiralty No.
F0634
NGA No.
27756
ARLHS No.
IND-105
Wikipedia
Read on Wikipedia →
Wikidata
Q7116356 →
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
20m
Tower Shape
round
Tower Color
red
Material
masonry

Structure: White round masonry tower, red banded, cupola; 62. AIS (MMSI No 004192235). RACON D(– • •)

Location

City
Kerala and Karnataka
Country
🇮🇳IN
Latitude
14.8204°
Longitude
74.0607°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Oyster Rocks Lighthouse at night?+
Oyster Rocks displays the characteristic Fl W 10s — 1 white flash every 10 seconds. 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.
Which ports and harbors does Oyster Rocks Lighthouse guide vessels into?+
Oyster Rocks Lighthouse assists vessels approaching 5 nearby ports. The closest is Karwar at 5.2 NM to the SE. Other ports served include Belekeri (13.5 NM ESE), Tadri (24.8 NM SE), Marmugao (Marmagao) (38.5 NM NNW), Panaji Port (42.5 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Oyster Rocks Lighthouse still active and maintained?+
Yes, Oyster Rocks 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 Oyster Rocks Lighthouse?+
You can track vessels near Oyster Rocks 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.