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Zero Rock Lighthouse

Fl White 4s🇨🇦Southern Gulf Islands Electoral Area, CAOperational

Location & Light Range

About Zero Rock Lighthouse

This white, cylindrical concrete tower stands 8.5 meters tall on a concrete pier. It is located on the west side of Haro Strait, north of Victoria, and directly across from Lime Kiln Lighthouse. The lighthouse emits a white flash every 4 seconds. The site is open to the public, though the tower itself is closed. Its geographic range is 9.9 nautical miles.

Why it matters: Zero Rock lighthouse warns mariners of a submerged hazard in the busy Haro Strait, a key international shipping lane.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
8.5m
Geographic Range
9.9NM

Location

City
Southern Gulf Islands Electoral Area
Country
🇨🇦Canada
Region
British Columbia
Sea Region
Haro Strait, west side of the strait north of Victoria, across from Lime Kiln Lighthouse
Latitude
48.5236°
Longitude
-123.2919°

References & Identifiers

Nearest Port
Roche Harbor(7.5 km)
Admiralty No.
G5336
NGA No.
13632
USCG No.
6-19705

Tower & Structure

Tower Height
8.5m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: square cylindrical white tower mounted on a robust 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 Zero Rock Lighthouse at night?+
Zero Rock displays the characteristic Fl White 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Zero Rock Lighthouse guide vessels into?+
Zero Rock Lighthouse assists vessels approaching 5 nearby ports. The closest is Victoria at 6.9 NM to the SSW. Other ports served include Esquimalt (7.6 NM SW), ROCHE HARBOR (7.6 NM NE), Brentwood Bay (7.7 NM WNW), Sidney (8.7 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Zero Rock Lighthouse still active and maintained?+
Yes, Zero Rock 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 Zero Rock Lighthouse?+
Zero Rock Lighthouse is located within the US West Coast shipping lane — a major trans-Pacific trade route serving West Coast ports of the United States. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Zero Rock Lighthouse?+
You can track vessels near Zero Rock 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.