- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°40'1"N 3°39'58"W
- Eastings/Northings: 284865, 197807
- OS Grid: SS848978
- Mapcode Local: GBR H8.64KF
- Mapcode Global: VH5GQ.DCN8
Location and coordinates are for the approximate centre of Cwm Cregan within this administrative area.
Geographic features and populated places may cross administrative borders.