- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 51°26'26"N 0°3'9"E
- Eastings/Northings: 542754, 173285
- OS Grid: TQ427732
- Mapcode Local: GBR MS.ZX8
- Mapcode Global: VHHNX.V1NZ
Location and coordinates are for the approximate centre of The Tarn within this administrative area.
Geographic features and populated places may cross administrative borders.