- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°45'37"N 3°38'6"W
- Eastings/Northings: 289758, 319353
- OS Grid: SH897193
- Mapcode Local: GBR 6B.Z5H3
- Mapcode Global: WH67R.4W73
Location and coordinates are for the approximate centre of Cwm Dyniewyd within this administrative area.
Geographic features and populated places may cross administrative borders.