Inishtrahull Lighthouse

Work on the first lighthouse, situated at the east end of the island began in 1812, primarily due to Royal Navy ships using Lough Foyle.

Acting on behalf of the Corporation for Preserving and Improving the Port of Dublin.

At the start of the 20th century, it was decided that a fog signal was required in the area of Malin Head.

In 1952 the Commissioners of Irish Lights decided to update the fog signal the lighthouse.

In 1987, the 1958 optic had to be replaced to comply with the recommendations of the International Association of Lighthouse Authorities for automation.