Harman Patil (Editor)

Semnon

Updated on
Edit
Like
Comment
Share on FacebookTweet on TwitterShare on LinkedInShare on Reddit
Main source
  
Congrier 90 m (300 ft)

Basin size
  
400 km (150 sq mi)

Basin area
  
400 km²

Country
  
France

River mouth
  
Vilaine 7 m (23 ft)

Length
  
73 km

Mouth
  
Vilaine

Progression
  
Vilaine→ Atlantic Ocean

Discharge
  
Average rate: 2.8 m/s (99 cu ft/s)

The Semnon (French: le Semnon) is a 73.3 km (45.5 mi) long river in the Mayenne, Maine-et-Loire, Ille-et-Vilaine and Loire-Atlantique départements, western France. Its source is at Congrier. It flows generally west-northwest. It is a left tributary of the Vilaine into which it flows between Pléchâtel and Bourg-des-Comptes.

Contents

Map of Le Semnon, France

Départements and communes along its course

This list is ordered from source to mouth:

  • Mayenne: Congrier, Saint-Erblon, Senonnes
  • Maine-et-Loire: Pouancé
  • Ille-et-Vilaine: Eancé, Martigné-Ferchaud
  • Loire-Atlantique: Fercé
  • Ille-et-Vilaine: Thourie
  • Loire-Atlantique: Soulvache
  • Ille-et-Vilaine: Teillay, Ercé-en-Lamée, Lalleu, Tresbœuf, La Bosse-de-Bretagne, Bain-de-Bretagne, Pancé, Pléchâtel, Poligné, Bourg-des-Comptes

    • References

    Semnon Wikipedia
    (Text) CC BY-SA