Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Chester Rock Lighthouse

Fl G 4s🇺🇸Connecticut, USOperational

Location & Light Range

About Chester Rock Lighthouse

The Chester Rock Lighthouse was established in 1912. Its tower reaches a height of 23 meters. The light source is situated 8 meters above sea level. This lighthouse emits a green light.

Light & Optic

Characteristic Signature
Fl G 4s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
4s
Focal Height
8m

Construction & History

Year Built
1912

References & Identifiers

Wikidata
Q106333350 →

Tower & Structure

Tower Height
23m

Location

City
Connecticut
Country
🇺🇸US
Latitude
41.3894°
Longitude
-72.4140°

Nearby Vessels

Flag
Type
Name
Dist.
Live tracking · 50,000+ mariners

Find Chester Rock Lighthouse on the live nautical map

Plan voyages near US, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Chester Rock Lighthouse at night?+
Chester Rock displays the characteristic Fl 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 Chester Rock Lighthouse guide vessels into?+
Chester Rock Lighthouse assists vessels approaching 5 nearby ports. The closest is BREWER DEEP RIVER at 0.5 NM to the WNW. Other ports served include CHESTER (1.5 NM NNW), MIDDLESEX (3 NM NNW), ANDREWS (4.4 NM NNW), OLD LYME (5 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Chester Rock Lighthouse still active and maintained?+
Yes, Chester 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 Chester Rock Lighthouse?+
Chester Rock 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 Chester Rock Lighthouse?+
You can track vessels near Chester 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.