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Clover Island Lighthouse

Fl W 4s🇺🇸Washington, USOperational

Location & Light Range

About Clover Island Lighthouse

The Clover Island Light stands 62 meters tall and was first lit in 2010. Its white tower, constructed from concrete and steel, has a focal height of 21 meters. The lighthouse emits a single white flash every four seconds, powered by solar energy. This modern structure is located along the Columbia River on Clover Island.

Why it matters: This lighthouse is notable as the first lighthouse built in the United States since 1962.

Background
The Clover Island Light is a 62 feet (19 m) tall lighthouse along the Columbia River on Clover Island in Kennewick, Washington. Completed in 2010, it is the first lighthouse to be built in the United States since 1962. The structure is constructed from concrete and steel, and features a solar-powered beacon, which flashes every four seconds.

Light & Optic

Characteristic Signature
Fl W 4s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
00.4+(03.6)
Focal Height
21m

Construction & History

Year Built
2010

References & Identifiers

Wikipedia
Read on Wikipedia →
Wikidata
Q43213811 →
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
62m
Tower Color
white

Location

City
Washington
Country
🇺🇸US
Latitude
46.2180°
Longitude
-119.1158°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Clover Island Lighthouse at night?+
Clover Island displays the characteristic Fl W 4s — 1 white flash every 4 seconds. 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.
Which ports and harbors does Clover Island Lighthouse guide vessels into?+
Clover Island Lighthouse assists vessels approaching 5 nearby ports. The closest is Kennewick at 0.4 NM to the ESE. Other ports served include Tri-Cities (1.9 NM N), Pasco (1.9 NM N), Villard Junction (5.7 NM ESE), RICHLAND (7.2 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Clover Island Lighthouse still active and maintained?+
Yes, Clover Island 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 Clover Island Lighthouse?+
Clover Island 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 Clover Island Lighthouse?+
You can track vessels near Clover Island 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.