- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°33'37"N 0°46'55"W
- Eastings/Northings: 478864, 519024
- OS Grid: NZ788190
- Mapcode Local: GBR QHZQ.H1
- Mapcode Global: WHF8B.YMSV
Location and coordinates are for the approximate centre of Slateheap Steel within this administrative area.
Geographic features and populated places may cross administrative borders.