- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°0'51"N 4°0'53"W
- Eastings/Northings: 264922, 348235
- OS Grid: SH649482
- Mapcode Local: GBR 5V.G366
- Mapcode Global: WH558.9HCJ
Location and coordinates are for the approximate centre of Llyn Llagi within this administrative area.
Geographic features and populated places may cross administrative borders.