- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°48'5"N 3°58'53"W
- Eastings/Northings: 266500, 324500
- OS Grid: SH665245
- Mapcode Local: GBR 5W.WK8P
- Mapcode Global: WH567.TV45
Location and coordinates are for the approximate centre of Llyn Dulyn within this administrative area.
Geographic features and populated places may cross administrative borders.