Yonne (river)

The Yonne is a river in the northern half of France. It flows mainly through the western part of the Bourgogne-Franche-Comté region, giving its name to the Yonne department and to several communes. It is the main left tributary of the Seine river.

Yonne (river)
ProgressionTemplate:RSeine
Length292 km (181 mi)

The river was named during the Roman Empire as Icauna, a Latin word that likely came from the Celtic name for the river.[1]

Geography

The Yonne river has a length of 292.3 km (181.6 mi) and a drainage basin with an area of 10,836 km2 (4,184 sq mi).[2]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 91.70 cubic metres per second at Courlon-sur-Yonne.[3]

Average monthly discharge (m3/s) at Courlon-sur-Yonne (54 years)[3]

Course

The source of the Yonne is on the Prénely mountain on the southern end of the Morvan hills in the Glux-en-Glenne commune, Nièvre department, at an altitude of about 738 m (2,421 ft).[4]

 
Panoramic view of the source of the Yonne

The Yonne flows, in general, from the southeast to the northwest and passes through the 115 communes, most of them in the Bourgogne-Franche-Comté region; the main communes are:[2]

Finally, it flows, as a left tributary, into the Seine river in the town of Montereau-Fault-Yonne, at 47 m (154 ft) of altitude.[5]

Main tributaries

The main tributaries of the Yonne are:

Gallery

Related pages

References

  1. William Smith (1854). "Icaunas". Dictionary of Greek and Roman Geography. Retrieved 27 November 2014.
  2. 2.0 2.1 "L'Yonne (F3--0200)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  3. 3.0 3.1 "L'Yonne à Courlon-sur-Yonne (H2721010)" (in French). Banque Hydro. Archived from the original on 7 June 2016. Retrieved 21 June 2017.{{cite web}}: CS1 maint: unrecognized language (link)
  4. "Source de l'Yonne" (in French). Géoportail. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  5. "Confluence de l'Yonne" (in French). Géoportail. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  6. "Le Beuvron (F30-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  7. "La Cure (F31-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  8. "Le Serein (F32-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  9. "L'Armancon (F3--0210)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)
  10. "La Vanne (F35-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 27 November 2014.{{cite web}}: CS1 maint: unrecognized language (link)

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