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Boat Bluff Lighthouse

Oc White/Red 5s🇨🇦Area C (Butedale/Kitlope/Kitsumkalum), CAOperational

Location & Light Range

About Boat Bluff Lighthouse

This square pyramidal steel skeletal tower, standing 7 meters high on a square base with four legs, was established in 1907. Its white structure is distinguished by a red base. The light, positioned 11.5 meters above the water, emits a white or red flash every 5 seconds and has a geographic range of 10.9 nautical miles. Located on the west side of Sarah Island along the Inside Passage, it marks the northern entry to the narrow Sarah Passage, approximately 5 km north of Klemtu. The Canadian Coast Guard maintains its operational status.

Why it matters: This light is essential for vessels navigating the complex Inside Passage, specifically guiding them through the narrow Sarah Passage and the subsequent Tolmie Channel, where a sharp turn is required.

Light & Optic

Characteristic Signature
Oc White/Red 5s
Flash Type
Occulting
Light Color
White/Red
Interval
5s
Raw Code
Oc WR 5s
Focal Height
11.5m
Geographic Range
10.9NM

Construction & History

Significant events: station established 1907

References & Identifiers

Nearest Port
Klemtu(3.1 km)

Tower & Structure

Tower Height
7m
Tower Shape
square
Tower Color
white with a red base
Material
steel

Structure: square pyramidal steel skeletal tower mounted on a square base having four legs

Location

City
Area C (Butedale/Kitlope/Kitsumkalum)
Country
🇨🇦Canada
Region
British Columbia
Sea Region
Located directly on the Inside Passage on the west side of Sarah Island, marking the northbound entrance to the narrow Sarah Passage, about 5 km north of the village of Klemtu.
Latitude
52.6432°
Longitude
-128.5246°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Boat Bluff Lighthouse at night?+
Boat Bluff displays the characteristic Oc White/Red 5s. 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/red color may indicate a specific sector or warning zone.
Which ports and harbors does Boat Bluff Lighthouse guide vessels into?+
Boat Bluff Lighthouse assists vessels approaching 2 nearby ports. The closest is Klemtu at 2.6 NM to the S. Other ports served include Shearwater (33.5 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Boat Bluff Lighthouse still active and maintained?+
Yes, Boat Bluff 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 Boat Bluff Lighthouse?+
You can track vessels near Boat Bluff 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.