Shillay, Monach Islands

Shillay
Scottish Gaelic nameSiolaigh/Seilaigh
Old Norse nameSelrey
Meaning of nameSeal Island
or "Herring island", from Norse
Location
Shillay
Shillay shown within the Outer Hebrides
OS grid referenceNF593628
Coordinates57°32′N 7°41′W / 57.53°N 7.69°W / 57.53; -7.69
Physical geography
Island groupMonach Islands
Area7.4 ha
Highest elevation10 m (33 ft)
Administration
Council areaComhairle nan Eilean Siar
CountryScotland
Sovereign stateUnited Kingdom
Demographics
Population0
References
Shillay Lighthouse
Siolaigh
Monach Isles
The old lighthouse was not used between 1942 and 2008
LocationShillay Isle
Monach Islands
Outer Hebrides
Scotland
United Kingdom
OS gridNF5928262723
Coordinates57°31′33″N 7°41′42″W / 57.525894°N 7.695055°W / 57.525894; -7.695055
Tower
Constructed1864
Designed byThomas Stevenson, David Stevenson 
Constructionbrick tower
Automated2008 
Height41 metres (135 ft)
Shapetapered cylindrical tower with balcony and lantern attached to a 2-storey keeper’s house
Markingsunpainted tower
OperatorNorthern Lighthouse Board
Heritagecategory B listed building 
Light
Deactivated1942-2008
Focal height47 metres (154 ft)
Range18 nautical miles (33 km; 21 mi)
CharacteristicFl (2) W 15s.

Shillay (Scottish Gaelic: Siolaigh or Seilaigh from the Norse selrey, meaning Seal island) is the westernmost of the Monach Islands (Heisgeir), off North Uist in the Outer Hebrides.