Utö Lighthouse

The Utö Lighthouse is located on the island of Utö, in Pargas municipality, Finland.^[1] The 24-metre-high (79 ft) tower is situated on the island's summit.^[2] After the original round lighthouse (Finland's first lighthouse) was destroyed during the Russo-Swedish Wars of 1808-09, the present structure was constructed in 1814, with the present lens installed in 1906.^[3]

Utö Lighthouse
Utö

Location	Utö, Pargas, Finland
Coordinates	59.780947°N 21.368122°E / 59.780947; 21.368122
Tower
Constructed	1753 (first)
Construction	granite
Automated	1986
Height	24 metres (79 ft)
Shape	square tower
Markings	white and red vertical stripe on each side, red lantern, green lantern dome
Power source	candle, hemp oil, kerosene, diesel generator
Heritage	local heritage site
Light
First lit	1814 (current)
Focal height	40 metres (130 ft)
Lens	parabolic reflector (–1881), first order Fresnel lens (1906–)
Range	17.8 nmi (33.0 km; 20.5 mi)
Characteristic	Fl (2) W 12s.

The lighthouse is painted as the signal flag H (Hotel), as the island has a maritime pilot station. Likewise, the light signal of the lighthouse is four short flashes (....) as Morse code letter 'H'.