- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°55'4"N 4°0'6"W
- Eastings/Northings: 265500, 337500
- OS Grid: SH655375
- Mapcode Local: GBR 5W.N6C1
- Mapcode Global: WH55N.HXKB
Location and coordinates are for the approximate centre of Llyn Llenyrch within this administrative area.
Geographic features and populated places may cross administrative borders.