- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°35'36"N 3°44'36"W
- Eastings/Northings: 279332, 189733
- OS Grid: SS793897
- Mapcode Local: GBR H5.BWMN
- Mapcode Global: VH5H2.26CR
Location and coordinates are for the approximate centre of Cwm Gwineu within this administrative area.
Geographic features and populated places may cross administrative borders.