- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°12'2"N 3°11'38"W
- Eastings/Northings: 318500, 256500
- OS Grid: SO185565
- Mapcode Local: GBR YY.3GDN
- Mapcode Global: VH69Q.LYCB
Location and coordinates are for the approximate centre of Gilwern Brook within this administrative area.
Geographic features and populated places may cross administrative borders.