Milford Haven Port Authority
This structure, which was designed by James Douglass, carries two navigational lights: Great Castle Head Light and Great Castle Head Range Front Light.
Tower Height: 17
Height of Focal Plane: 89
Characteristic and Range: Fixed light, white, red, or green depending on direction. Also white light, occulting once every 4 seconds (range light).
Description of Tower: White, square stone tower with black stripes.
This light is operational
Date Established: 1870
Date Present Tower Built: 1870
Current Use: Active aid to navigation.
Open To Public? Grounds only.