- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°56'45"N 3°39'49"W
- Eastings/Northings: 285741, 228812
- OS Grid: SN857288
- Mapcode Local: GBR Y9.MKWC
- Mapcode Global: VH5FC.FCY1
Location and coordinates are for the approximate centre of Cwm Llwyn-Meurig within this administrative area.
Geographic features and populated places may cross administrative borders.