Stora Karlsö Lighthouse (Swedish: Stora Karlsö fyr), is a Swedish lighthouseonStora Karlsö island off Gotland in the Baltic Sea. It was built in 1887 and resulted in the first permanent settlement on the island in modern times. A house for the lighthouse keeper was built in the 1930s. In 1974, the lighthouse became fully automated when a cable for electricity was laid to the island and the last permanent residents left the island.[3]
Stora Karlsö Lighthouse
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| Location | Stora Karlsö, Region Gotland, Sweden  |
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| Coordinates | 57°17′23″N 17°57′32″E / 57.289710°N 17.958780°E / 57.289710; 17.958780 |
| Tower | |
| Constructed | 1887 |
| Construction | stone tower |
| Automated | 1974 |
| Height | 18 metres (59 ft) |
| Shape | octagonal tower with balcony and lantern attached to a 2-storey keeper’s house |
| Markings | unpainted tower, greenish lantern dome |
| Power source | kerosene, electricity |
| Operator | Stora Karlsö[1][2] |
| Heritage | governmental listed building |
| Light | |
| Focal height | 56 metres (184 ft) |
| Lens | 4th order Fresnel lens |
| Intensity | 1,000 watt |
| Range | white: 16 nautical miles (30 km; 18 mi) red: 13 nautical miles (24 km; 15 mi) |
| Characteristic | LFl(2) WR 12s |
| Sweden no. | SV-4250 |
In 2010, the lighthouse was decommissioned and replaced by a solar cell powered lamp on a mast next to the lighthouse.[4][dubious – discuss]
