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Warwick Lighthouse

Occ G 4s🇺🇸Rhode Island, USOperational

Location & Light Range

About Warwick Lighthouse

Warwick Lighthouse, built in 1827, is a green structure standing 15.5 meters tall. Its light reaches a focal height of 20 meters above sea level. The light emits an occulting green signal. This signal provides a geographic range of 10 nautical miles, aiding navigation in the area.

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

Light & Optic

Characteristic Signature
Occ G 4s
Flash Type
Occ
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Oc
Focal Height
20m
Geographic Range
10NM

Construction & History

Year Built
1827
Heritage Status
National Register of Historic Places listed place

References & Identifiers

Admiralty No.
LLNR 19345
Wikipedia
Read on Wikipedia →
Wikidata
Q7971153 →
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
15.5m
Tower Color
green

Location

City
Rhode Island
Country
🇺🇸US
Latitude
41.6671°
Longitude
-71.3784°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Warwick Lighthouse at night?+
Warwick displays the characteristic Occ G 4s — 1 green 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Warwick Lighthouse guide vessels into?+
Warwick Lighthouse assists vessels approaching 5 nearby ports. The closest is WARWICK at 1.8 NM to the NNW. Other ports served include EAST GREENWICH (3.1 NM W), Davisville (3.5 NM SSW), PRUDENCEL FERRY DOCK (4.5 NM SE), Riverside (4.9 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Warwick Lighthouse still active and maintained?+
Yes, Warwick 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 Warwick Lighthouse?+
Warwick 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 Warwick Lighthouse?+
You can track vessels near Warwick 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.