- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°23'13"N 4°17'8"W
- Eastings/Northings: 237604, 56617
- OS Grid: SX376566
- Mapcode Local: GBR NP.SWHF
- Mapcode Global: FRA 18X0.VHM
Location and coordinates are for the approximate centre of Erth Island within this administrative area.
Geographic features and populated places may cross administrative borders.