- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°4'13"N 4°19'27"W
- Eastings/Northings: 240797, 243893
- OS Grid: SN407438
- Mapcode Local: GBR DF.CQ1V
- Mapcode Global: VH3KJ.07B3
Location and coordinates are for the approximate centre of Cwm-Geist within this administrative area.
Geographic features and populated places may cross administrative borders.