Name and Location

The Portland Breakwater Lighthouse is located in the picturesque town of Portland, Dorset, England, United Kingdom. Its address is HH9H+M3, Portland, UK, situated at the entrance to Portland Harbour.

Construction and History

Built in 1906, this lighthouse was constructed using traditional stone masonry techniques, with a characteristic black-and-white striped design. The lighthouse has played a crucial role in guiding mariners through treacherous waters since its construction.

Architecture and Materials

The lighthouse stands at an impressive height of 12 meters (39.4 feet), with a focal height of approximately 23.5 meters (77 feet) above mean sea level. It was constructed using traditional stone masonry techniques, with a characteristic black-and-white striped design.

Light and Navigation

The light emits a Mo(0.1-15s) signal, characterized by a steady white light with a range of 5 nautical miles (9.3 kilometers). The lighthouse remains an important reference point for mariners navigating the English Channel. For navigational purposes, consult chart 2 of the UK Hydrographic Office's Admiralty Charts series or Admiralty List of Lights and Fog Signals publication.

Accessibility and Visiting

The lighthouse has been fully automated since 1991. Visitors are not permitted to enter the structure due to safety concerns; however, it remains an iconic landmark visible from various vantage points in Portland Harbour. On-site facilities, such as parking and amenities, are available in nearby Portland Harbour.

Notable Views and Landscape

From the harbour's shore, one can admire the lighthouse's striking architecture and enjoy a panoramic view of the surrounding coastline and islands. The nearby Isle of Portland is a unique geological feature, known for its limestone cliffs and isolated atmosphere.

Anecdotes and Folklore

The Portland Breakwater Lighthouse has been a crucial aid to navigation for over a century. Its striking design and location make it a popular subject among photographers and artists. In 1940, the lighthouse played a key role in guiding HMS Prince of Wales and HMS Repulse through the treacherous waters during World War II.

Technical and Operational Details

The lighthouse does not have an AIS (Automatic Identification System) installation. It was listed Grade II* building by the United Kingdom's Department for Culture, Media and Sport, recognized for its historical and architectural significance.

Further Information

The managing authority of the lighthouse is Trinity House, an ancient and honorable institution responsible for maintaining aids to navigation in England, Wales, the Channel Islands, and Gibraltar. For further reading on the Portland Breakwater Lighthouse, consult the UK Hydrographic Office's publications or visit local libraries and archives.