- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 54°39'19"N 4°52'58"W
- Eastings/Northings: 214130, 532754
- OS Grid: NX141327
- Mapcode Local: GBR GJBD.L39
- Mapcode Global: WH2TM.Y7ZV
Location and coordinates are for the approximate centre of Back Bay within this administrative area.
Geographic features and populated places may cross administrative borders.