- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°51'12"N 3°59'41"W
- Eastings/Northings: 265765, 330301
- OS Grid: SH657303
- Mapcode Local: GBR 5W.S81M
- Mapcode Global: WH561.LJVW
Location and coordinates are for the approximate centre of Llyn Morwynion within this administrative area.
Geographic features and populated places may cross administrative borders.