- Category: Water Feature
- Type: Island
- Latitude/Longitude: 49°56'35"N 6°15'50"W
- Eastings/Northings: 94189, 13501
- OS Grid: SV941135
- Mapcode Local: GBR BXXT.X73
- Mapcode Global: VGYBZ.CPVD
Location and coordinates are for the approximate centre of Great Arthur within this administrative area.
Geographic features and populated places may cross administrative borders.