Acher

Acher
The Acher near Oberachern
Mouth of the Acher
Location
CountryGermany
StateBaden-Württemberg
Reference no.DE: 23572
Physical characteristics
Source 
  locationOn the northeast flank of the Vogelskopf
  coordinates48°33′47″N 8°13′03″E / 48.56306°N 8.2174389°E / 48.56306; 8.2174389
  elevation848 m above sea level (NN)
Mouth 
  location
near Iffezheim into the Rhine
  coordinates
48°50′39″N 8°07′06″E / 48.84417°N 8.11833°E / 48.84417; 8.11833
  elevation
114 m above sea level (NN)
Length53.6 km (33.3 mi)
Basin size448 km2
Discharge 
  average9.13 m3/s
3.39 m3/s (Kappelrodeck,
Exit from the Black Forest, 25 % of the catchment)
Basin features
ProgressionRhineNorth Sea
Tributaries 
  leftGottschlägbach, Unterwasserbach, Fautenbach
  rightSeebach, Grimmerswaldbach, Sulzbach (Laufbach), Sandbach

The Acher is a 53.6-kilometre-long river and tributary of the Rhine in the county of Ortenau, in the south German state of Baden-Württemberg. It flows in a northwesterly direction from the Black Forest to the Rhine, between the two rivers; the Rench to the south and the Oos to the north.