- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°17'9"N 1°37'38"E
- Eastings/Northings: 647500, 271500
- OS Grid: TM475715
- Mapcode Local: GBR YXM.Q84
- Mapcode Global: VHM7C.5T71
Location and coordinates are for the approximate centre of Dunwich River within this administrative area.
Geographic features and populated places may cross administrative borders.