- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 53°25'8"N 4°28'27"W
- Eastings/Northings: 235668, 394191
- OS Grid: SH356941
- Mapcode Local: GBR HMBN.M77
- Mapcode Global: WH41Z.7BMB
Location and coordinates are for the approximate centre of Porth yr Ogof within this administrative area.
Geographic features and populated places may cross administrative borders.