- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°30'25"N 3°53'57"W
- Eastings/Northings: 271182, 291595
- OS Grid: SN711915
- Mapcode Local: GBR 90.H2KB
- Mapcode Global: VH4F2.C7DZ
Location and coordinates are for the approximate centre of Llyn Moel-y-llyn within this administrative area.
Geographic features and populated places may cross administrative borders.