- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°15'40"N 4°24'27"W
- Eastings/Northings: 239500, 376500
- OS Grid: SH395765
- Mapcode Local: GBR HNH2.MQ0
- Mapcode Global: WH42S.89B8
Location and coordinates are for the approximate centre of Llyn Hendref within this administrative area.
Geographic features and populated places may cross administrative borders.