Vanne (river)

Vanne
Location
CountryFrance
Physical characteristics
Source 
 - locationAube department
Mouth 
 - locationYonne
 - coordinates48°11′24″N 3°16′8″E / 48.19000°N 3.26889°E / 48.19000; 3.26889
Length59 km (37 mi)
Basin size990 km2 (380 sq mi)
Basin features
ProgressionYonne→ Seine→ English Channel

The Vanne is a river in eastern France that flows through the Aube and Yonne departments, in the Grand Est and Bourgogne-Franche-Comté regions. The Vanne is a right tributary of the Yonne river.

Geography

The Vanne river has a length of 59 km (36.7 mi),[1] and a drainage basin with an area of approximately 990 km2 (382 sq mi).

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 5.33 m3/s (188 cu ft/s) at Pont-sur-Vanne in the Yonne department.[2]


Average monthly discharge (m3/s) at Pont-sur-Vanne (55 years)[2]


Course

The watershed of the Vanne is in the Aube and Yonne departments. It starts, an altitude of 145 m (475.7 ft), under the church of the commune of Fontvannes. a small town that is at about 17 km (11 mi) to the west of the city of Troyes, the capital of the Aube department.[3] It then flows to the southwest and gets into the Yonne department.

In Sens. the Vanne joins, by its right side, the Yonne river at an altitude of 65 m (213.3 ft).[4]

The Vanne flows through the following communes:

Main tributaries

Most of the tributaries of the Vanne are small streams; the only important tributaries (all of them left tributaries) are:

  • Ancre - 15.9 km
  • Nosle - 13.4 km
  • Cérilly - 15.2 km

References

  1. ↑ "La Vanne (F35-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 21 June 2017.
  2. 1 2 "La Vanne à Pont-sur-Vanne" (in French). Banque Hydro. Archived from the original on 3 March 2016. Retrieved 21 June 2017.
  3. ↑ "Source de la Vanne" (in French). Géoportail. Retrieved 21 June 2017.
  4. ↑ "Confluence de la Vanne" (in French). Géoportail. Retrieved 21 June 2017.

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