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Plum Island Lighthouse

Fl W 2s🇺🇸Downstate New York, USInactive

Location & Light Range

About Plum Island Lighthouse

Construction of the Plum Island Lighthouse was completed in 1869, the same year it was first illuminated. The structure stands 17 meters above the water. Its light emitted a white signal. The lighthouse is no longer operational.

Why it matters: This lighthouse is listed on the National Register of Historic Places.

Light & Optic

Characteristic Signature
Fl W 2s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
2s
Focal Height
17m

Location

City
Downstate New York
Country
🇺🇸US
Latitude
41.1737°
Longitude
-72.2116°

Nearby Vessels

Flag
Type
Name
Dist.

Construction & History

Year Built
1869
Heritage Status
National Register of Historic Places listed place

References & Identifiers

Wikipedia
Read on Wikipedia →
Wikidata
Q7205330 →
OpenStreetMap
View on OSM →
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Frequently Asked Questions

How do mariners identify Plum Island Lighthouse at night?+
Plum Island displays the characteristic Fl W 2s — 1 white flash every 2 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 Plum Island Lighthouse guide vessels into?+
Plum Island Lighthouse assists vessels approaching 5 nearby ports. The closest is BREWER at 7.6 NM to the WSW. Other ports served include Greenport (8 NM WSW), SHELTER ISLAND HEIGH (8.4 NM SW), Shelter Island (8.5 NM SW), NIANTIC (9.2 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Plum Island Lighthouse still active and maintained?+
Plum Island 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 Plum Island Lighthouse?+
Plum Island Lighthouse is located within the US East Coast shipping lane — a major shipping corridor serving ports along the Atlantic seaboard of the United States. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Plum Island Lighthouse?+
You can track vessels near Plum 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.