- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 53°14'28"N 3°16'11"W
- Eastings/Northings: 315360, 372330
- OS Grid: SJ153723
- Mapcode Local: GBR 5ZLY.XT
- Mapcode Global: WH76Q.RS5L
Location and coordinates are for the approximate centre of Llyn Pant-gwyn within this administrative area.
Geographic features and populated places may cross administrative borders.