Green Island Leading Light

The Green Island Leading Light is a historic lighthouse located on the island of Green Island, off the coast of Northern Ireland.

History

• The lighthouse has a long and storied history, dating back to the mid-19th century. Construction of the tower began in 1845, with the Commissioners of Irish Lights overseeing the project.
• The light source is a first-order Fresnel lens, which produces a characteristic "Oc" character pattern.

Architecture

The Green Island Leading Light is an iconic example of Victorian-era lighthouse design. The tower stands at a height of 12 meters (39 feet) above sea level, with a focal height of approximately 22 meters (72 feet).

• The lighthouse features a distinctive octagonal shape and a white-painted stonework exterior.

Construction Materials

The tower is constructed from local limestone, with a granite foundation. The stonework exterior is painted white to provide maximum visibility for mariners.

Current Status

The Green Island Leading Light remains an active aid to navigation, although it has been automated since the mid-20th century.

• The lighthouse is no longer manned by a keeper and is instead operated remotely.

Location and Accessibility

The Green Island Leading Light is situated on Greencastle Pier Road, near the village of Greencastle in Northern Ireland.

• The lighthouse can be accessed via a short walkway from the nearby pier, although visitors are advised to exercise caution when approaching the tower due to its steep climb.

Heritage Status

The Green Island Leading Light has been designated as a Grade B listed building by Historic England, recognizing its architectural and historical significance.

Notable Historical Events

• One notable event in the history of the Green Island Leading Light is its role during World War II. The lighthouse played an important part in guiding Allied ships through the treacherous waters of the North Atlantic.