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Nafpaktos Lighthouse

Fl Green 2s🇬🇷Municipal Unit of Nafpaktos, GROperational

Location & Light Range

About Nafpaktos Lighthouse

Also known as: Nafpaktos (Naupactus)

The Nafpaktos lighthouse, constructed in 1909, stands on the east side of the harbor entrance at Nafpaktos. This 6-meter stone tower, with a pyramidal top, is built directly onto the wall of an ancient fortification that once defended the port. Its focal plane reaches 13 meters above the water, emitting a green flash every 2 seconds. The lighthouse provides a geographic range of 11.3 nautical miles. While the tower is closed to the public, the site remains accessible.

Why it matters: This light marks the entrance to the historic Nafpaktos harbor, a key point for local fishing and recreational vessels.

Light & Optic

Characteristic Signature
Fl Green 2s
Flash Type
Flashing
Light Color
Green
Interval
2s
Raw Code
Fl G 2s
Focal Height
13m
Geographic Range
11.3NM

Construction & History

Year Built
1909

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
6m
Tower Shape
cylindrical
Tower Color
stone tower with a pyramidal top
Material
stone

Structure: square cylindrical unpainted stone tower with a pyramidal top; the light is mounted at the peak

Location

City
Municipal Unit of Nafpaktos
Country
🇬🇷Greece
Region
Western Greece
Sea Region
Located on the east side of the harbor entrance at Nafpaktos, about 10 km northeast of Antiríon. The light tower is built atop the wall of a fortification that protected the harbor.
Latitude
38.3922°
Longitude
21.8294°

References & Identifiers

Nearest Port
Navpaktos(0.5 km)
ARLHS No.
GRE-134
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Frequently Asked Questions

How do mariners identify Nafpaktos Lighthouse at night?+
Nafpaktos displays the characteristic Fl Green 2s. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Nafpaktos Lighthouse guide vessels into?+
Nafpaktos Lighthouse assists vessels approaching 5 nearby ports. The closest is Návpaktos at 0 NM to the SE. Other ports served include Drepano Riou (3.3 NM SSE), Andírrion (4.6 NM SW), Rio (5.3 NM SSW), Patras (10.3 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nafpaktos Lighthouse still active and maintained?+
Yes, Nafpaktos 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.
What shipping routes pass near Nafpaktos Lighthouse?+
Nafpaktos Lighthouse is located within the Mediterranean East-West corridor — a major trade route spanning the Mediterranean from Gibraltar to the Suez Canal. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Nafpaktos Lighthouse?+
You can track vessels near Nafpaktos 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.