Lachsbach

Lachsbach
Location
CountryGermany
StateSaxony
RegionSaxon Switzerland
Physical characteristics
Source 
  locationStart: Confluence of the Sebnitz and the Polenz near Porschdorf
  coordinates50°56′36″N 14°08′06″E / 50.9432°N 14.1349°E / 50.9432; 14.1349
  elevation142 m above sea level (NHN)
Mouth 
  location
Near Wendischfähre into the Elbe
  coordinates
50°55′26″N 14°07′48″E / 50.9238°N 14.1299°E / 50.9238; 14.1299
  elevation
127.8 m above sea level (NHN)
Length3.0 km (1.9 mi), with the Polenz 34.3 km (21.3 mi)
Basin size269 km2 (104 sq mi)
Discharge 
  locationat Porschdorf I gauge
  average3.02 m3/s (107 cu ft/s)
  minimumAverage low: 0.860 m3/s (30.4 cu ft/s)
  maximumAverage high: 30.8 m3/s (1,090 cu ft/s)
Basin features
ProgressionElbeNorth Sea

The Lachsbach, also called the Rathmannsdorfer Bach, is a river of Saxony, Germany. It is the largest, right-hand tributary of the Elbe in Saxon Switzerland.