- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°56'33"N 3°42'38"W
- Eastings/Northings: 282500, 228500
- OS Grid: SN825285
- Mapcode Local: GBR Y8.MS6J
- Mapcode Global: VH5FB.MFMP
Location and coordinates are for the approximate centre of Usk Reservoir within this administrative area.
Geographic features and populated places may cross administrative borders.