- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°49'51"N 1°19'19"W
- Eastings/Northings: 443652, 548668
- OS Grid: NZ436486
- Mapcode Local: GBR MD6L.L0
- Mapcode Global: WHD5L.NTNV
Location and coordinates are for the approximate centre of Well Rocks within this administrative area.
Geographic features and populated places may cross administrative borders.