Trinity House Notice to Mariners 14/2020
Trwyn Du Lighthouse
Latitude 53º 18.777’N., Longitude 004º 02.440’W.
Date: On or about 17th August, 2020.
- Nominal range of navigation light to be reduced to 9 nautical miles. Characteristics and composition remain unaltered.
- New Fog signal to be exhibited giving 1 blast of 3 seconds duration every 30 seconds.
No further notice will be given.
Director of Navigational Requirements.
21st July, 2020.