- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°51'35"N 5°18'51"W
- Eastings/Northings: 171888, 223120
- OS Grid: SM718231
- Mapcode Local: GBR C3.T4HD
- Mapcode Global: VH0TK.TJY1
Location and coordinates are for the approximate centre of Ogof Cadno within this administrative area.
Geographic features and populated places may cross administrative borders.