- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 57°34'21"N 3°7'48"W
- Eastings/Northings: 332511, 854177
- OS Grid: NJ325541
- Mapcode Local: GBR L8MQ.4WT
- Mapcode Global: WH6JP.WXPN
Location and coordinates are for the approximate centre of The Twenty Pounder within this administrative area.
Geographic features and populated places may cross administrative borders.