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Butcher Island Lighthouse

Fl (4) White/Red 10s🇮🇳Mumbai, INOperational

Location & Light Range

About Butcher Island Lighthouse

The Butcher Island Lighthouse stands off the south side of the island in Thane Creek, near Mumbai. This slender, cylindrical skeletal tower is constructed of steel and stands 12 meters tall. It emits a light with four flashes, alternating between white and red, every 10 seconds. The focal height of the light is 9 meters, providing a geographic range of 10 nautical miles. The site is open to visitors, but the tower itself is closed.

Why it matters: This light is critical for navigating Thane Creek, a busy waterway leading to Mumbai Port, helping ships avoid hazards and maintain proper channels.

Light & Optic

Characteristic Signature
Fl (4) White/Red 10s
Flash Type
Flashing
Light Color
White/Red
Flash Count
4 flashes
Interval
10s
Raw Code
Fl(4) WR 10s
Focal Height
9m
Geographic Range
10NM

Location

City
Mumbai
Country
🇮🇳India
Region
Maharashtra
Sea Region
Thane Creek, off the south side of Butcher Island, India
Latitude
18.9456°
Longitude
72.9121°

References & Identifiers

Nearest Port
Jawaharlal Nehru(2.5 km)
Admiralty No.
F0549
NGA No.
28024

Tower & Structure

Tower Height
12m
Tower Shape
cylindrical
Material
steel

Structure: slender cylindrical skeletal tower

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 Butcher Island Lighthouse at night?+
Butcher Island displays the characteristic Fl (4) White/Red 10s — 4 white/red flashes 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. The white/red color may indicate a specific sector or warning zone.
Which ports and harbors does Butcher Island Lighthouse guide vessels into?+
Butcher Island Lighthouse assists vessels approaching 5 nearby ports. The closest is Nhava Sheva (Jawaharlal Nehru) at 2.1 NM to the E. Other ports served include Nhave (3.1 NM E), Mumbai (ex Bombay) (3.3 NM W), Uran (3.9 NM SSE), Karanja (6.4 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Butcher Island Lighthouse still active and maintained?+
Yes, Butcher Island 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 Butcher Island Lighthouse?+
You can track vessels near Butcher Island 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.