- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°5'8"N 1°28'18"W
- Eastings/Northings: 433824, 576935
- OS Grid: NZ338769
- Mapcode Local: GBR L95M.5Q
- Mapcode Global: WHD4C.CFFL
Location and coordinates are for the approximate centre of The Sumps within this administrative area.
Geographic features and populated places may cross administrative borders.