- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°4'0"N 5°44'47"W
- Eastings/Northings: 131986, 25256
- OS Grid: SW319252
- Mapcode Local: GBR DX6H.SMC
- Mapcode Global: VH05L.BLV2
Location and coordinates are for the approximate centre of Carn Brâs within this administrative area.
Geographic features and populated places may cross administrative borders.