- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°1'14"N 2°59'34"W
- Eastings/Northings: 333500, 347500
- OS Grid: SJ335475
- Mapcode Local: GBR 75.FRJ6
- Mapcode Global: WH895.0B4N
Location and coordinates are for the approximate centre of Gefeiliau Brook within this administrative area.
Geographic features and populated places may cross administrative borders.