HAERADSKAER LIGHTHOU

• Latitude: 58.1503
• Longitude: 16.9844
• Baltic Sea
• Marina in Sweden

Location: Sweden

The Häradskär Lighthouse is a prominent maritime navigational facility located in the archipelago of Gryt in Östergötland, Sweden. Here’s a detailed description and specification of the lighthouse:

Description:

Name: Häradskär Lighthouse (Häradskärs fyr)

Location: Situated on the island of Häradskär in the Stockholm archipelago, Sweden. The coordinates are approximately 58°21′24″N and 16°50′54″E.

Purpose: The lighthouse serves as an essential navigational aid for maritime traffic in the Baltic Sea, guiding vessels through the challenging waters of the Östergötland archipelago.

Specifications:

1. Year of Construction: The current lighthouse structure was built in 1863. An earlier light station was established on the site in 1745.

2. Structure:

   • Foundation: The lighthouse stands on a solid granite base, ensuring stability and durability against the harsh marine environment.
   • Construction: It is constructed of cast iron, a popular material for lighthouses in the 19th century due to its robustness and ease of assembly.

3. Design:

   • Tower: The lighthouse features a cylindrical tower design with a balcony and lantern.
   • Height: The tower stands at a height of approximately 29 meters (95 feet).

4. Light Characteristics:

   • Focal Plane: The light is positioned at a height of about 32 meters (105 feet) above sea level.
   • Light Range: The lighthouse has an impressive light range of approximately 22 nautical miles.
   • Light Pattern: It typically exhibits a characteristic white light with flashes every 5 seconds (Fl W 5s), aiding maritime navigation.

5. Lens and Optics:

   • The original lens was a classic Fresnel lens, providing a highly efficient and bright light beam.

6. Automation and Operation:

   • The lighthouse was automated in 1968, reducing the need for a permanent lighthouse keeper.
   • It is managed and maintained by the Swedish Maritime Administration (Sjöfartsverket).

7. Historical Significance:

   • The Häradskär Lighthouse is a historically significant structure, illustrating the development of lighthouse technology and maritime safety in Sweden.

Additional Information:

• Access: The lighthouse is accessible by boat, and although it is automated, the island and its historical buildings can sometimes be visited during specific times or events.
• Conservation: The lighthouse is a listed historic structure, protected due to its cultural and historical importance.

Importance:

The Häradskär Lighthouse plays a vital role in maintaining safe navigation through one of the trickiest parts of the Swedish coastline, known for its dense archipelago and frequent maritime traffic. Its enduring presence is a testament to the advancements in lighthouse engineering and Sweden's commitment to maritime safety.