- Category: Geographic Feature
- Type: Other Coastal Landform
- Latitude/Longitude: 52°12'59"N 4°22'5"W
- Eastings/Northings: 238306, 260223
- OS Grid: SN383602
- Mapcode Local: GBR DC.2K3Y
- Mapcode Global: VH3JQ.7KJ8
Location and coordinates are for the approximate centre of Banc Bach y Rhowyn within this administrative area.
Geographic features and populated places may cross administrative borders.