- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 54°14'49"N 2°56'35"W
- Eastings/Northings: 338638, 483904
- OS Grid: SD386839
- Mapcode Local: GBR 7MWB.L9
- Mapcode Global: WH835.RHNY
Location and coordinates are for the approximate centre of Ayside Tarn within this administrative area.
Geographic features and populated places may cross administrative borders.