- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 54°31'14"N 3°7'17"W
- Eastings/Northings: 327500, 514500
- OS Grid: NY275145
- Mapcode Local: GBR 6JM5.Z8
- Mapcode Global: WH70M.0MTT
Location and coordinates are for the approximate centre of Dock Tarn within this administrative area.
Geographic features and populated places may cross administrative borders.