Eider Eider: river – about 188 km long; drainage basin about 3,275 km²; countries: Germany; flows into: North Sea; mean discharge at the mouth about 6.5 m³/s.
Key facts Type River Length 188 km Drainage basin 3,275 km² Mean discharge 6.5 m³/s Source Wattenbek Mouth North Sea Countries Germany Coordinates 54.1383, 10.1272 Wikidata Wikidata Q3314 Source: Wikidata Q3314 · Licence: CC0 1.0 · Retrieved 2026-10-23. Wikidata values may be incomplete; lengths and areas vary with the measuring method.
Cycle routes along the river Nordseeküstenroute (Hamburg und Schleswig-Holstein) EuroVelo 12 - Nordseeküsten-Radweg - Abschnitt Deutschland Long-distance cycle routes (EuroVelo, German D-network and others) passing within 3 km of a gauge on this river.
Water body status (WFD) 1 of 5 water bodies at the gauges reach at least good ecological status or potential.
Tributaries in the encyclopedia (1)