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Narrows Shoal Lighthouse

Fl Red 4s🇨🇦CAOperational

Location & Light Range

About Narrows Shoal Lighthouse

This cylindrical concrete tower stands 8 meters tall and is mounted on a round concrete pier. It is painted white with a red band near the top. The light emits a red flash every 4 seconds, with a geographic range of 10.2 nautical miles. The site is open to the public, but the tower is closed. The lighthouse is located 0.7 kilometers from Trenton, marking the Narrows Shoal navigational hazard.

Why it matters: This lighthouse is essential for marking Narrows Shoal, a specific navigational hazard in Canadian waters, thereby ensuring the safe passage of both commercial and recreational vessels.

Light & Optic

Characteristic Signature
Fl Red 4s
Flash Type
Flashing
Light Color
Red
Interval
4s
Raw Code
Fl R 4s
Focal Height
9.5m
Geographic Range
10.2NM

Location

Country
🇨🇦Canada
Region
Ontario
Sea Region
Narrows Shoal, Canada, marking a navigational hazard.
Latitude
44.1087°
Longitude
-77.4988°

References & Identifiers

Nearest Port
Trenton(0.7 km)
ARLHS No.
CAN-1337

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
white with a red band at the top and mounted on a round concrete pier
Material
concrete

Structure: round tower painted white with a red band at the top and mounted on a round concrete pier

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 Narrows Shoal Lighthouse at night?+
Narrows Shoal displays the characteristic Fl Red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Narrows Shoal Lighthouse guide vessels into?+
Narrows Shoal Lighthouse assists vessels approaching 5 nearby ports. The closest is CFB Trenton at 1.3 NM to the WSW. Other ports served include Trenton (3 NM W), Belleville (4.9 NM ENE), WEST LAKE (15.3 NM SE), Campbellford (16.8 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Narrows Shoal Lighthouse still active and maintained?+
Yes, Narrows Shoal 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 Narrows Shoal Lighthouse?+
You can track vessels near Narrows Shoal 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.