- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 54°18'26"N 2°58'53"W
- Eastings/Northings: 336237, 490644
- OS Grid: SD362906
- Mapcode Local: GBR 7LMM.9P
- Mapcode Global: WH82S.5ZHR
Location and coordinates are for the approximate centre of Green Hows Tarn within this administrative area.
Geographic features and populated places may cross administrative borders.