Name and Location

The Boon Island Light is a historic lighthouse located at 4GCF+HC, York, ME, USA.

Construction and History

Built in 1855 by the US Army Corps of Engineers, this iconic structure stands at an impressive height of 40.5 meters (133 feet) and has a focal height of 41.7 meters (138 feet). The lighthouse was constructed to guide mariners navigating the treacherous waters around Boon Island, known for its rocky coastline and strong tidal currents.

Architecture and Materials

The Boon Island Light is classified as a conical tower, characterized by its grey color and conspicuous design.

Light and Navigation

The primary function of the lighthouse is to provide light support for mariners, emitting a light signal of Fl (white light with a 5-second period) every 15 seconds. This light range extends 14 kilometers (8.7 miles) into the surrounding waters.

Accessibility and Visiting

While the lighthouse itself is not open to the public for general visitation, it remains an important landmark for mariners and a testament to the rich maritime history of Maine. The surrounding area offers scenic views of the coastline, making it an excellent spot for nature enthusiasts and photographers.

Notable Views and Landscape

The surrounding area offers scenic views of the coastline, making it an excellent spot for nature enthusiasts and photographers.

Technical and Operational Details

As per the NOAA Electronic Navigation Chart US4MA04M and the USCG List of Lights, volume 1 (2023, corrected through week 42), this lighthouse is considered a permanent structure, with no indication of automation or manual operation. Its status as a heritage site is reflected in its listing on the National Register of Historic Places (#88000153) since March 14, 1988.

Further Information

• NOAA Electronic Navigation Chart US4MA04M
• USCG List of Lights, volume 1 (2023, corrected through week 42)
• National Register of Historic Places (#88000153)