- Country
- England
- Counties
- North Yorkshire , West Yorkshire , East Riding of Yorkshire
- District
- Craven
- City
- Leeds
- Location
- streams above Malham Tarn , North Yorkshire
- Coordinates
- 54°05′49″N 2°11′27″W / 54.0969°N 2.1907°W / 54.0969; -2.1907
- Elevation
- 1,329 ft (405 m)
- Mouth
- River Ouse
- Length
- 92 mi (148 km)
- Basin size
- 388 sq mi (1,004 km )
- Average
- 1,261 cu ft/s (35.72 m /s)
- Left
- Gordale Beck, Eshton Beck, Eller Beck , Silsden Beck
- Right
- Ickornshaw Beck Otterburn Beck, Broughton Beck , Eastburn Beck, River Worth , Harden Beck , Bradford Beck , River Calder