- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°6'34"N 3°18'29"W
- Eastings/Northings: 310500, 246500
- OS Grid: SO105465
- Mapcode Local: GBR YS.9B09
- Mapcode Global: VH6B7.L7XN
Location and coordinates are for the approximate centre of Henllyn within this administrative area.
Geographic features and populated places may cross administrative borders.