- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°52'9"N 5°18'42"W
- Eastings/Northings: 172110, 224154
- OS Grid: SM721241
- Mapcode Local: GBR C3.SK4J
- Mapcode Global: VH0TK.W88V
Location and coordinates are for the approximate centre of Ogofau Duon within this administrative area.
Geographic features and populated places may cross administrative borders.