Naval Air Station Lough Foyle was a seaplane station at Lough Foyle in Ireland, which was operated by the United States Navy (USN) and commissioned on July 1, 1918 with Commander Henry D. Cooke, USN as the commanding officer.

[4] At the start of United States of America's involvement in the First World War, five sites in Ireland (Queenstown, Wexford, Lough Foyle, Whiddy Island and Berehaven[3]) were identified to be operated by the United States Navy in support of allied operations against enemy submarines.

Local Irish labor and American construction teams worked on the site, building a control tower that still stands, accommodation and workshops, and a concrete slipway for beaching the aircraft – this is still in existence.

His bombs hit within 30 feet of the periscope and brought heavy turbulence and oil to the surface.

[7] The Anti-submarine warfare patrols were discontinued and the aircraft were grounded and disarmed as NAS Lough Foyle closed on 22 February 1919.