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Tanjung Meranggas Range Rear Lighthouse

Iso white 4s🇮🇩IDOperational

Location & Light Range

About Tanjung Meranggas Range Rear Lighthouse

This square metal tower stands 18 meters tall and is painted white. It is situated on a marshy point, guiding vessels near Bontang. The lighthouse emits an isophase white light on a 6-second cycle, visible for 12.7 nautical miles. Access to the site is permitted, but the tower itself remains closed to the public. Reaching the location typically requires travel by boat.

Why it matters: This rear range light, paired with a front light, precisely marks the safe channel for ships approaching or departing the Bontang Coal terminal, a significant center for maritime trade.

Light & Optic

Characteristic Signature
Iso white 4s
Flash Type
Isophase
Light Color
white
Interval
4s
Raw Code
Iso.W
Focal Height
18m
Geographic Range
12.7NM

Location

Country
🇮🇩ID
Latitude
0.0464°
Longitude
117.5254°

References & Identifiers

Nearest Port
Bontang(6.1 km)
Admiralty No.
F2028.21
NGA No.
24810.1

Tower & Structure

Tower Height
18m
Tower Shape
square
Tower Color
white

Structure: square metal tower painted white

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 Tanjung Meranggas Range Rear Lighthouse at night?+
Tanjung Meranggas Range Rear displays the characteristic Iso white 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Tanjung Meranggas Range Rear Lighthouse guide vessels into?+
Tanjung Meranggas Range Rear Lighthouse assists vessels approaching 5 nearby ports. The closest is Tanjung Merangas at 0.9 NM to the SSW. Other ports served include Bontang, Kl (6.2 NM N), Santan Terminal, Kl (9.3 NM S), SANGATA (19 NM N), Muara Berau (19.7 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Tanjung Meranggas Range Rear Lighthouse still active and maintained?+
Yes, Tanjung Meranggas Range Rear 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 Tanjung Meranggas Range Rear Lighthouse?+
You can track vessels near Tanjung Meranggas Range Rear 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.