- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°58'36"N 3°43'1"W
- Eastings/Northings: 282156, 232308
- OS Grid: SN821323
- Mapcode Local: GBR Y7.KQLY
- Mapcode Global: VH5F4.JL80
Location and coordinates are for the approximate centre of Cwm y Meirch within this administrative area.
Geographic features and populated places may cross administrative borders.