.jpg) South Stack Lighthouse in 2012 | |
 | |
| Location | Holy Island, Anglesey, Wales |
|---|---|
| Coordinates | 53°18′24″N 4°41′58″W / 53.30667°N 4.69944°W |
| Tower | |
| Constructed | 1809 |
| Construction | stone tower |
| Automated | 1983 |
| Height | 28 m (92 ft) |
| Shape | tapered cylindrical tower with balcony and lantern |
| Markings | white tower and lantern |
| Operator | Trinity House[1][2] |
| Heritage | Grade II listed building, National Monuments of Wales  |
| Fog signal | one 3s. blast every 30s. (range of 2 nmi (3.7 km; 2.3 mi)) |
| Light | |
| Focal height | 60 m (200 ft) |
| Lens | 1st order six panel catadioptric rotating |
| Intensity | 467,000 candela |
| Range | 24 nmi (44 km; 28 mi) |
| Characteristic | Fl W 10s. |
The South Stack Lighthouse is built on the summit of a small island off the north-west coast of Holy Island, Anglesey, Wales. It was built in 1809 to warn ships of the dangerous rocks below.
- ^ Rowlett, Russ. "Lighthouses of Wales". The Lighthouse Directory. University of North Carolina at Chapel Hill. Retrieved 2 June 2016.
- ^ "South Stack Lighthouse". trinityhouse.co.uk. Retrieved 15 February 2020.