Upper Merwede (Boven Merwede)
General data
- Water type: River
- Progression: Lower Merwede (Beneden Merwede) -> Old Meuse (Oude Maas) -> Het Scheur -> Nieuwe Waterweg (New Waterway) -> North Sea -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: Europe
- Countries: Netherlands