- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°4'44"N 4°33'25"W
- Eastings/Northings: 224876, 245375
- OS Grid: SN248453
- Mapcode Local: GBR D4.C0BV
- Mapcode Global: VH2MX.Y0RK
Location and coordinates are for the approximate centre of Pen Bryn-bwa within this administrative area.
Geographic features and populated places may cross administrative borders.