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Lime Point Lighthouse

Fl W 5s🇺🇸Northern California, USInactive

Location & Light Range

About Lime Point Lighthouse

Lime Point Lighthouse is a maritime navigation aid located in Northern California, US. It is currently listed as inactive and may no longer emit a light signal. The light sits at a focal height of 4.5 meters above mean sea level.

Light characteristic: The identifying signal of this lighthouse is Fl W 5s. This means the light produces 1 flash every 5 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light displays a white signal, the most common color for major coastal lights.

Position: Lime Point Lighthouse is positioned at 37.8254°N, 122.4787°W, near Northern California in US.

Geographic context: Lime Point Lighthouse is situated on the North Pacific Ocean, within the US West Coast shipping lane — a major trans-Pacific trade route serving West Coast ports of the United States. The location falls within the temperate maritime climate zone.

Nearby lighthouses in US: Other lighthouses in the region include Abagadasset Point Range, Absecon, Admiralty Head Light, Ahukini Breakwater, Alameda County (Oakland Area) Lighthouses. View all on the Lighthouses Directory.

Nearby Ports

TRAVIS

USVFB

0.5 NMNNE

Sausalito

USJMC

1.8 NMN

Tiburon

USXTN

3.1 NMNNE

San Francisco

USSFO

5 NMSE

TREASURE ISLAND

USTSU

5.1 NME

Flash Characteristics

Characteristic Signature
Fl W 5s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
5s

Physical Specifications

Focal Height
4.5m
Light Range
Not available
Status
INACTIVE
City
Northern California
Country
🇺🇸US
Latitude
37.8254°
Longitude
-122.4787°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Lime Point Lighthouse at night?+
Lime Point displays the characteristic Fl W 5s — 1 white flash every 5 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 Lime Point Lighthouse guide vessels into?+
Lime Point Lighthouse assists vessels approaching 5 nearby ports. The closest is TRAVIS at 0.5 NM to the NNE. Other ports served include Sausalito (1.8 NM N), Tiburon (3.1 NM NNE), San Francisco (5 NM SE), TREASURE ISLAND (5.1 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Lime Point Lighthouse still active and maintained?+
Lime Point Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
What shipping routes pass near Lime Point Lighthouse?+
Lime Point 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 Lime Point Lighthouse?+
You can track vessels near Lime Point 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.