- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 54°43'22"N 4°32'15"W
- Eastings/Northings: 236673, 539375
- OS Grid: NX366393
- Mapcode Local: GBR HJ57.298
- Mapcode Global: WH3VK.8KJ9
Location and coordinates are for the approximate centre of Back Bay within this administrative area.
Geographic features and populated places may cross administrative borders.