- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°4'13"N 4°1'25"W
- Eastings/Northings: 264500, 354500
- OS Grid: SH645545
- Mapcode Local: GBR 5V.BM00
- Mapcode Global: WH552.524X
Location and coordinates are for the approximate centre of Llyn Teyrn within this administrative area.
Geographic features and populated places may cross administrative borders.