- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°44'56"N 4°47'39"W
- Eastings/Northings: 211500, 320500
- OS Grid: SH115205
- Mapcode Local: GBR GPJF.JP7
- Mapcode Global: WH33Z.B578
Location and coordinates are for the approximate centre of Henllwyn within this administrative area.
Geographic features and populated places may cross administrative borders.