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Castle Hill Lighthouse

Iso R 6s🇺🇸Rhode Island, USOperational

Location & Light Range

About Castle Hill Lighthouse

Castle Hill Lighthouse is a maritime navigation aid located in Rhode Island, US. It is currently operational and active, providing guidance to vessels navigating the surrounding waters. The light sits at a focal height of 12 meters above mean sea level.

Light characteristic: The identifying signal of this lighthouse is Iso R 6s. This means the light produces 1 flash every 6 seconds. Mariners use this distinctive pattern to positively identify the light and distinguish it from other aids to navigation in the area. The light color is red, which may indicate a specific sector or warning zone.

Position: Castle Hill Lighthouse is positioned at 41.4622°N, 71.3630°W, near Rhode Island in US.

Geographic context: Castle Hill Lighthouse is situated on the North Atlantic Ocean, within the US East Coast shipping lane — a major shipping corridor serving ports along the Atlantic seaboard 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

FORT WETHERILL STATE

USJSW

1 NMNNE

Newport

USNOZ

2 NMNE

Newport

USNPT

2.6 NMNNE

SAUNDERSTOWN

USZUN

3.7 NMNW

POINT JUDITH NORTH

USWJK

6.3 NMWSW

Flash Characteristics

Characteristic Signature
Iso R 6s
Flash Type
Isophase
Light Color
Red
Flash Count
1 flash
Interval
6s

Physical Specifications

Focal Height
12m
Light Range
Not available
Status
ACTIVE
City
Rhode Island
Country
🇺🇸US
Latitude
41.4622°
Longitude
-71.3630°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Castle Hill Lighthouse at night?+
Castle Hill displays the characteristic Iso R 6s — 1 red flash every 6 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Castle Hill Lighthouse guide vessels into?+
Castle Hill Lighthouse assists vessels approaching 5 nearby ports. The closest is FORT WETHERILL STATE at 1 NM to the NNE. Other ports served include Newport (2 NM NE), Newport (2.6 NM NNE), SAUNDERSTOWN (3.7 NM NW), POINT JUDITH NORTH (6.3 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Castle Hill Lighthouse still active and maintained?+
Yes, Castle Hill 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 Castle Hill Lighthouse?+
Castle Hill 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 Castle Hill Lighthouse?+
You can track vessels near Castle Hill 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.