- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 53°2'9"N 4°5'4"W
- Eastings/Northings: 260314, 350791
- OS Grid: SH603507
- Mapcode Local: GBR 5R.DQ7K
- Mapcode Global: WH551.7Y5B
Location and coordinates are for the approximate centre of Cwm yr Hyrddod within this administrative area.
Geographic features and populated places may cross administrative borders.