- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 50°57'57"N 1°53'40"W
- Eastings/Northings: 407500, 118500
- OS Grid: SU075185
- Mapcode Local: GBR 414.7V6
- Mapcode Global: FRA 66XK.9R0
Location and coordinates are for the approximate centre of Allen River within this administrative area.
Geographic features and populated places may cross administrative borders.