- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°33'38"N 0°47'2"W
- Eastings/Northings: 478735, 519070
- OS Grid: NZ787190
- Mapcode Local: GBR QHZP.2V
- Mapcode Global: WHF8B.XMVH
Location and coordinates are for the approximate centre of Penny Steel within this administrative area.
Geographic features and populated places may cross administrative borders.