- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°41'12"N 3°42'48"W
- Eastings/Northings: 284271, 311274
- OS Grid: SH842112
- Mapcode Local: GBR 98.3SCS
- Mapcode Global: WH682.XQTL
Location and coordinates are for the approximate centre of Cwm Glanmynach within this administrative area.
Geographic features and populated places may cross administrative borders.