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Ban Tha Thewawong Lighthouse

Fl White 3.3s🇹🇭THOperational

Location & Light Range

About Ban Tha Thewawong Lighthouse

Also known as: Ban Tha Thewawong (Ko Sichang)

This cylindrical concrete lighthouse, built in 2012, stands 39 meters tall with its focal height also at 39 meters. The structure features a round concrete tower that supports a large square platform topped with an observation building. It emits a white flash every 3.3 seconds, visible for a geographic range of 16.9 nautical miles. Located in Chon Buri Province, Thailand, it serves the waters near Koh Sichang, which is 3.6 kilometers away. This modern lighthouse has been operational since its construction.

Why it matters: The lighthouse facilitates safe passage for maritime traffic in the local Thai waters. Its design, including an observation building, may also contribute to regional tourism.

Light & Optic

Characteristic Signature
Fl White 3.3s
Flash Type
Flashing
Light Color
White
Interval
3.3s
Raw Code
Fl W 3.3s
Focal Height
39m
Geographic Range
16.9NM

Construction & History

Year Built
2012

References & Identifiers

Nearest Port
Koh Sichang(3.6 km)
Admiralty No.
F2955.5
NGA No.
20670
ARLHS No.
THA-010

Tower & Structure

Tower Height
39m
Tower Shape
cylindrical
Material
concrete

Structure: round concrete tower supporting a large square platform with an observation building

Location

Country
🇹🇭Thailand
Region
Chon Buri Province
Latitude
13.1887°
Longitude
100.7982°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Ban Tha Thewawong Lighthouse at night?+
Ban Tha Thewawong displays the characteristic Fl White 3.3s. 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 Ban Tha Thewawong Lighthouse guide vessels into?+
Ban Tha Thewawong Lighthouse assists vessels approaching 5 nearby ports. The closest is NH Prosperity at 0.3 NM to the SSE. Other ports served include Ko Sichang (2.7 NM SSE), Si Racha (6.6 NM ESE), Laem Chabang (9.6 NM SE), PATTAYA (15.6 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ban Tha Thewawong Lighthouse still active and maintained?+
Yes, Ban Tha Thewawong 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 Ban Tha Thewawong Lighthouse?+
You can track vessels near Ban Tha Thewawong 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.