- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 54°46'6"N 1°54'1"W
- Eastings/Northings: 406500, 541500
- OS Grid: NZ065415
- Mapcode Local: GBR HF59.BG
- Mapcode Global: WHB3F.SD6T
Location and coordinates are for the approximate centre of Tunstall Reservoir within this administrative area.
Geographic features and populated places may cross administrative borders.