- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°52'1"N 5°12'42"W
- Eastings/Northings: 178972, 223610
- OS Grid: SM789236
- Mapcode Local: GBR C7.SKXB
- Mapcode Global: VH0TM.MB2G
Location and coordinates are for the approximate centre of Segar Rock within this administrative area.
Geographic features and populated places may cross administrative borders.