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Curtis Island Lighthouse

Occ G 4s🇺🇸Southern Maine, USOperational

Location & Light Range

About Curtis Island Lighthouse

The Curtis Island Light stands 7.5 meters tall, with its light positioned 16 meters above sea level. This lighthouse emits a green light. It was first established in 1835, and the current structure dates from 1896. Automation of the light occurred in 1972. The lighthouse is situated on Curtis Island, which provides shelter for the harbor from ocean storms.

Why it matters: The lighthouse was listed on the National Register of Historic Places in 1973 and marks the approach to Camden's harbor.

Background
Curtis Island Light, originally Negro Island Light, is a lighthouse marking the approach to the harbor of Camden, Maine. It is on Curtis Island, which shelters the harbor from ocean storms. It was first established in 1835, and the present structure was built in 1896. The light was automated in 1972 and listed on the National Register of Historic Places in 1973.

Light & Optic

Characteristic Signature
Occ G 4s
Flash Type
Occ
Light Color
Green
Flash Count
1 flash
Interval
4s
Focal Height
16m

Construction & History

Year Built
1835
Heritage Status
National Register of Historic Places listed place

Visiting

Open to public
museum

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
7.5m

Location

City
Southern Maine
Country
🇺🇸US
Latitude
44.2013°
Longitude
-69.0489°

References & Identifiers

Wikipedia
Read on Wikipedia →
Wikidata
Q5195779 →
OpenStreetMap
View on OSM →
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Frequently Asked Questions

How do mariners identify Curtis Island Lighthouse at night?+
Curtis Island 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 Curtis Island Lighthouse guide vessels into?+
Curtis Island Lighthouse assists vessels approaching 5 nearby ports. The closest is Camden at 0.6 NM to the NW. Other ports served include Rockport (1.4 NM SW), ROCKLAND (6.2 NM SSW), Rockland (6.5 NM SSW), NORTH HAVEN (8.8 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Curtis Island Lighthouse still active and maintained?+
Yes, Curtis Island 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.
How can I track vessels near Curtis Island Lighthouse?+
You can track vessels near Curtis 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.