Portland Bill Lighthouse

The Portland Bill Lighthouse is situated on the Isle of Portland, Dorset, England, at an address known as Trek to the Tricerotops.

• The lighthouse is easily accessible by road or foot, with its boundary walls forming part of the island's perimeter.

History

Portland Bill Lighthouse was completed in 1906 and first shone out on January 11th of that year.

• As Portland Bill's largest and most recent lighthouse, it serves as a vital aid to navigation for passing vessels through the hazardous waters surrounding the Bill, while also acting as a waymark for ships navigating the English Channel.

Architecture

The lighthouse stands at a height of 41 metres (135 ft) and is distinctively white and red striped.

• Its architectural style reflects its purpose as a navigational aid, with a robust design that can withstand the harsh marine environment.

Light Characteristics

The Portland Bill Lighthouse emits a flashing light with a range of 18 nautical miles.

• The light's pattern is specified by the International Association of Lighthouse Authorities (IALA) and consists of four flashes per minute, spaced at intervals of 1.4 seconds.

Current Status

The Portland Bill Lighthouse remains an active aid to navigation, operated by Trinity House.

• Its boundary walls are Grade II Listed, recognizing the lighthouse as a significant architectural feature of the island.

Heritage Status

Portland Bill Lighthouse has been designated as a Grade II listed building since its completion in 1906.

• This designation acknowledges the lighthouse's historical significance and architectural importance.

Notable Historical Events

The Portland Bill Lighthouse played an important role in the maritime history of the English Channel, serving as a vital aid to navigation for ships navigating the hazardous waters surrounding the Bill.