- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°37'41"N 3°48'43"W
- Eastings/Northings: 277456, 304925
- OS Grid: SH774049
- Mapcode Local: GBR 94.7D2V
- Mapcode Global: WH68F.F60H
Location and coordinates are for the approximate centre of Cwm Esgaireira within this administrative area.
Geographic features and populated places may cross administrative borders.