Armançon

The Armançon is a river in France. It is a right tributary of the Yonne river. It flows mostly through the Bourgogne-Franche-Comté region.

Armançon
The Armançon in Nuits
Location
Country	France
Physical characteristics
Source
- location	Burgundy
- elevation	380 m (1,250 ft)
Mouth
- location	Yonne
- coordinates	47°57′8″N 3°30′30″E
Length	202 km (126 mi)
Basin size	2,990 km2 (1,150 sq mi)
Discharge
- average	30 m3/s (1,100 cu ft/s)
Basin features
Progression	Yonne→ Seine→ English Channel

Eight communes have the name of the river in their names: Aisy-sur-Armançon, Argenteuil-sur-Armançon, Brienon-sur-Armançon, Chailly-sur-Armançon, Montigny-sur-Armançon, Pacy-sur-Armançon, Perrigny-sur-Armançon, Saint-Martin-sur-Armançon.

Geography

The Armançon river has a length of 202.1 km (125.6 mi) and a drainage basin with an area of 3,077 km² (1,188 sq mi).^[1]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 28.90 cubic metres per second at Brienon-sur-Armançon in the Yonne department.^[2]

Course

The source of the Armançon is in the natural region of Auxois, about 2 kilometres (1.2 mi) to the northwest of the town Meilly-sur-Rouvres, Côte-d'Or department, at an altitude of about 420 m (1,378 ft).^[3]

The Armançon flows, in general, to the northwest and passes through the following regions, departments and communes:^[1]

• Bourgogne-Franche-Comté region
  • Côte-d'Or: Meilly-sur-Rouvres, Chailly-sur-Armançon, Bellenot-sous-Pouilly, Éguilly, Gissey-le-Vieil, Beurizot, Saint-Thibault, Normier, Clamerey, Marcigny-sous-Thil, Brianny, Montigny-sur-Armançon, Flée, Pont-et-Massène, Semur-en-Auxois, Millery, Genay, Villaines-les-Prévôtes, Viserny, Athie, Senailly, Saint-Germain-lès-Senailly, Quincy-le-Vicomte, Quincerot, Saint-Rémy, Buffon, Rougemont,
  • Yonne: Aisy-sur-Armançon, Perrigny-sur-Armançon, Cry, Nuits, Ravières, Fulvy, Chassignelles, Ancy-le-Franc, Argenteuil-sur-Armançon, Pacy-sur-Armançon, Vireaux, Lézinnes, Ancy-le-Libre, Argentenay, Tanlay, Saint-Martin-sur-Armançon, Tonnerre, Junay, Vézinnes, Dannemoine, Cheney, Tronchoy, Roffey, Bernouil, Flogny-la-Chapelle, Villiers-Vineux, Percey, Jaulges, Butteaux, Germigny, Chéu, Saint-Florentin, Vergigny, Mont-Saint-Sulpice, Brienon-sur-Armançon, Ormoy, Esnon, Cheny, Migennes, Charmoy
• Grand Est region
  • Aube: Marolles-sous-Lignières

Finally, it flows, as a right tributary into the Yonne river at the limits of the communes Migennes and Cheny, in the Yonne department, at 81 m (266 ft) of altitude.^[4]

Main tributaries

The main tributaries, with a length greater than 30 km, of the Armançon are (only right tributaries because the left tributaries are very short):

• Brenne - 71.7 km;^[5]
• Armance - 47.7 km;^[6]

Gallery

• 
  The Armançon river at Cry.
• 
  The Armançon from the Joly bridge, Semur-en-Auxois
• 
  The Pinard bridge over the Armançon, Semur-en-Auxois.
• 
  The Armançon at Tonnerre

Related pages

• List of rivers of France

References

1. "L'Armancon (F3--0210)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 2 October 2014.
2. "L'ARMANCON à BRIENON-SUR-ARMANCON" (in French). Banque Hydro. Archived from the original on 3 March 2016. Retrieved 2 October 2014.
3. "Source de l'Armançon" (in French). Géoportail. Retrieved 2 October 2014.
4. "Confluence de l'Armançon" (in French). Géoportail. Retrieved 2 October 2014.
5. "Fiche cours d'eau (F33-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 2 April 2015. Retrieved 2 October 2014.
6. "Fiche cours d'eau (F34-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 10 June 2015. Retrieved 2 October 2014.

Other websites

• Banque Hydro - Station H2482010 - L'Armançon à Brienon-sur-Armançon (Synthèse) Archived 2015-02-19 at the Wayback Machine (in French)