- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°52'9"N 5°18'44"W
- Eastings/Northings: 172069, 224165
- OS Grid: SM720241
- Mapcode Local: GBR C3.SK03
- Mapcode Global: VH0TK.V8YR
Location and coordinates are for the approximate centre of Ogof Felen within this administrative area.
Geographic features and populated places may cross administrative borders.