Mumlava

Mumlava
The Mumlava in Harrachov
Location
CountryCzech Republic
RegionLiberec
Physical characteristics
Source 
  locationVítkovice, Giant Mountains
  elevation1,364 m (4,475 ft)
Mouth 
  location
Jizera
  coordinates
50°45′42″N 15°23′48″E / 50.76167°N 15.39667°E / 50.76167; 15.39667
  elevation
570 m (1,870 ft)
Length12.6 km (7.8 mi)
Basin size51.6 km2 (19.9 sq mi)
Discharge 
  average1.98 m3/s (70 cu ft/s) near estuary
Basin features
ProgressionJizeraElbeNorth Sea

The Mumlava (German: Mummel) is a mountain river in the Czech Republic, a left tributary of the Jizera River. It flows through the Liberec Region. It is 12.6 km (7.8 mi) long. The river is known for the Mumlava Waterfall, which is the biggest waterfall in the Czech Republic.