- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°4'3"N 4°5'54"W
- Eastings/Northings: 259503, 354324
- OS Grid: SH595543
- Mapcode Local: GBR 5R.BLYK
- Mapcode Global: WH551.05P4
Location and coordinates are for the approximate centre of Llyn Nadroedd within this administrative area.
Geographic features and populated places may cross administrative borders.