| Lachsbach | |
|---|---|
 | |
 | |
| Location | |
| Country | Germany |
| State | Saxony |
| Region | Saxon Switzerland |
| Physical characteristics | |
| Source | |
| • location | Start: Confluence of the Sebnitz and the Polenz near Porschdorf |
| • coordinates | 50°56′36″N 14°08′06″E / 50.9432°N 14.1349°E |
| • elevation | 142 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 |
• elevation | 127.8 m above sea level (NHN) |
| Length | 3.0 km (1.9 mi), with the Polenz 34.3 km (21.3 mi)[1] |
| Basin size | 269 km2 (104 sq mi)[1] |
| Discharge | |
| • location | at Porschdorf I gauge |
| • average | 3.02 m3/s (107 cu ft/s) |
| • minimum | Average low: 0.860 m3/s (30.4 cu ft/s) |
| • maximum | Average high: 30.8 m3/s (1,090 cu ft/s) |
| Basin features | |
| Progression | Elbe→ North 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.