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Mae Nam Prasae Lighthouse

Fl White 3s🇹🇭THOperational

Location & Light Range

About Mae Nam Prasae Lighthouse

Also known as: Mae Nam Prasae (Prasae River)

The Mae Nam Prasae lighthouse is a 16-meter triangular skeletal tower situated near the Prasae River. It emits a white flash every 3 seconds from a focal height of 15 meters, providing a geographic range of 11.9 nautical miles. The structure, which includes a vertically slatted daymark, is located 23.5 kilometers from Rayong. While the site is open to visitors, the tower itself is not accessible. This navigational aid helps vessels along the local waterways.

Why it matters: This light aids local shipping and fishing vessels navigating the Prasae River, defining the river entrance and ensuring safe passage.

Light & Optic

Characteristic Signature
Fl White 3s
Flash Type
Flashing
Light Color
White
Interval
3s
Raw Code
Fl W 3s
Focal Height
15m
Geographic Range
11.9NM

Location

Country
🇹🇭TH
Latitude
12.6968°
Longitude
101.7010°

References & Identifiers

Nearest Port
Rayong(23.5 km)
Admiralty No.
F2992
NGA No.
20584

Tower & Structure

Tower Height
16m
Tower Shape
skeletal

Structure: triangular 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 Mae Nam Prasae Lighthouse at night?+
Mae Nam Prasae displays the characteristic Fl White 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 Mae Nam Prasae Lighthouse guide vessels into?+
Mae Nam Prasae Lighthouse assists vessels approaching 5 nearby ports. The closest is Tha Chaleap at 12.7 NM to the ESE. Other ports served include Pak Nam (23.6 NM W), Map Ta Phut (32.6 NM W), Chanthaburi (39.3 NM SE), Sattahip (47.4 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Mae Nam Prasae Lighthouse still active and maintained?+
Yes, Mae Nam Prasae 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 Mae Nam Prasae Lighthouse?+
You can track vessels near Mae Nam Prasae 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.