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Pointe du Lac Range Front Lighthouse

F Green 2s🇨🇦Trois-Rivières, CAOperational

Location & Light Range

About Pointe du Lac Range Front Lighthouse

First lit in 1906, this range front light is situated in Lac Saint-Pierre, a section of the St. Lawrence River near Trois-Rivières. The structure is a short cylindrical concrete tower, 12.5 meters in height, painted orange with a black vertical stripe and mounted on a concrete pedestal. It carries a daymark of the same colors. The light exhibits a continuous green signal. It is positioned 2261 meters southwest of the rear range light, forming part of a navigational range system. The geographic range of the light is 11.2 nautical miles. The site is open to the public, but the tower is closed.

Why it matters: This light serves as the front marker for a range, providing precise alignment for vessels navigating a specific channel in Lac Saint-Pierre, a critical part of the St. Lawrence River.

Light & Optic

Characteristic Signature
F Green 2s
Flash Type
Fixed
Light Color
Green
Interval
2s
Raw Code
F G
Focal Height
12.5m
Geographic Range
11.2NM

Construction & History

First Lit
1906

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
12.5m
Tower Shape
cylindrical
Tower Color
orange with a black vertical stripe
Material
concrete

Structure: short skeletal tower carrying a daymark colored orange with a black vertical stripe and mounted on a round concrete pedestal

Location

City
Trois-Rivières
Country
🇨🇦Canada
Region
Quebec
Sea Region
Lac Saint-Pierre, marking a range line, located 2261 m southwest of the rear light.
Latitude
46.2682°
Longitude
-72.6956°

References & Identifiers

Nearest Port
Trois-Rivieres(7.8 km)
Admiralty No.
H2402
NGA No.
4804
ARLHS No.
CAN-1301
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Frequently Asked Questions

How do mariners identify Pointe du Lac Range Front Lighthouse at night?+
Pointe du Lac Range Front displays the characteristic F 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 Pointe du Lac Range Front Lighthouse guide vessels into?+
Pointe du Lac Range Front Lighthouse assists vessels approaching 5 nearby ports. The closest is Yamachiche at 5.8 NM to the W. Other ports served include Trois-Rivieres (Three Rivers) (7.8 NM NE), Bécancour (11.6 NM ENE), Saint-François-du-Lac (13.4 NM SSW), Notre-Dame-du-Bon-Conseil (21.6 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Pointe du Lac Range Front Lighthouse still active and maintained?+
Yes, Pointe du Lac Range Front 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 Pointe du Lac Range Front Lighthouse?+
You can track vessels near Pointe du Lac Range Front 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.