- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°46'15"N 0°56'55"W
- Eastings/Northings: 457362, 1210220
- OS Grid: HP573102
- Mapcode Local: GBR S008.FV5
- Mapcode Global: XHF74.2JGQ
Location and coordinates are for the approximate centre of South Holms within this administrative area.
Geographic features and populated places may cross administrative borders.