Trwyn Du Lighthouse

The Trwyn Du Lighthouse, also known as Penmon Lighthouse, has a rich history dating back to 1838.

History

• Built under the guidance of renowned architect John Rennie in 1838, this iconic lighthouse was constructed to serve as a vital aid to navigation for mariners traversing the treacherous waters between Anglesey and Ynys Seiriol.

Architecture

The Trwyn Du Lighthouse stands at an impressive height of 29 meters (95 feet) above sea level. Its tower is made from local limestone, with a distinctive horizontal color pattern that reflects its unique architectural style. The lighthouse's characteristic white and black stripes create a striking visual presence on the rugged coastline.

Light Characteristics

• The Trwyn Du Lighthouse emits a powerful beam of light, visible up to 12 nautical miles (22 kilometers) at sea.
• Its distinctive "Fl" character indicates that it is a fixed light source, with a period of 5 seconds between flashes.
• The lighthouse's fog signal consists of a bell sound, audible for up to 30 minutes.

Current Status

The Trwyn Du Lighthouse remains an active aid to navigation, although it has been automated since its modernization in the mid-20th century. Today, the lighthouse is no longer used as a primary navigational aid, but its historical significance and picturesque location make it a popular destination for tourists.

Location and Accessibility

Located on Penmon Point Toll Road, the Trwyn Du Lighthouse offers breathtaking views of the surrounding coastline and the passage between Anglesey and Ynys Seiriol. Visitors can access the lighthouse via a short walk from the nearby parking area.

Heritage Status

The Trwyn Du Lighthouse is listed as a Grade II* structure by Cadw, the Welsh government's historic environment service. This designation recognizes the lighthouse's architectural and historical significance, ensuring its preservation for future generations.

Notable Historical Events

• The Trwyn Du Lighthouse played a crucial role in the maritime history of Anglesey, serving as a vital aid to navigation during World War II. The lighthouse's beam was used to guide Allied ships through treacherous waters, helping to ensure the safe passage of troops and supplies.