- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 49°55'54"N 6°18'38"W
- Eastings/Northings: 90767, 12416
- OS Grid: SV907124
- Mapcode Local: GBR BXTV.S82
- Mapcode Global: VGYBY.KZN7
Location and coordinates are for the approximate centre of Halangy Porth within this administrative area.
Geographic features and populated places may cross administrative borders.