- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°28'50"N 5°2'12"W
- Eastings/Northings: 184658, 68963
- OS Grid: SW846689
- Mapcode Local: GBR ZG.SS6K
- Mapcode Global: FRA 07BS.HLZ
Location and coordinates are for the approximate centre of Carnewas Island within this administrative area.
Geographic features and populated places may cross administrative borders.