- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 54°3'10"N 1°51'12"W
- Eastings/Northings: 409700, 461899
- OS Grid: SE097618
- Mapcode Local: GBR HPHK.KV
- Mapcode Global: WHC82.HDP7
Location and coordinates are for the approximate centre of Blow Tarn within this administrative area.
Geographic features and populated places may cross administrative borders.