Sèvre Niortaise

Coordinates: 46°18′35″N 1°7′45″W / 46.30972°N 1.12917°W / 46.30972; -1.12917
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Sèvre Niortaise
La Sèvre niortaise  (French)
The Sèvre Niortaise near Niort
Sèvre Niortaise is located in France
Sèvre Niortaise
Sèvre Niortaise is located in Nouvelle-Aquitaine
Sèvre Niortaise
Location
CountryFrance
Physical characteristics
Source 
 - locationDeux-Sèvres
 - elevation150 m (490 ft)
Mouth 
 - locationAtlantic Ocean
 - coordinates46°18′35″N 1°7′45″W / 46.30972°N 1.12917°W / 46.30972; -1.12917
Length158.4 km (98.4 mi)
Discharge 
 - average44 m3/s (1,600 cu ft/s)

The Sèvre Niortaise is a river in western France, flowing into the Atlantic Ocean.

It starts in the Deux-Sèvres department (named "Two Sèvres" after this and the Sèvre Nantaise) and flows through Niort (that is the origin of the second part of the river's name).

Geography[change | change source]

The Sèvre Niortaise river has a length of 158.4 km (98 mi) and a drainage basin with an area of approximately 3,650 km2 (1,409 sq mi).[1]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 11.60 m3/s (410 cu ft/s) at Niort.[2]

Average monthly discharge (m3/s) at Niort

Course[change | change source]

The Sèvre Niortaise starts in the commune of Sepvret in the Deux-Sèvres department, at an elevation of about 150 m (492 ft).[3] It then flows to the northwest through the departments of Vendée and Charente-Maritime.

Finally, the river flows into the Atlantic Ocean to north of the city of La Rochelle.[4]

The Sèvre Nantaise flows through 2 regions, 3 departments and 38 communes:[1]

Main tributaries[change | change source]

The main tributaries of the Sèvre Niortaise river are:[1]

Left tributaries:

  • Lambon - 40.8 km
  • Mignon - 45.9 km

Right tributaries:

  • Vendée - 82.5 km

Gallery[change | change source]

Related pages[change | change source]

References[change | change source]

  1. 1.0 1.1 1.2 "La Sèvre Niortaise N---006-)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 5 March 2016. Retrieved 23 August 2016.
  2. "La Sèvre Niortaise à Niort (La Tiffardière)" (in French). Banque Hydro. Archived from the original on 3 March 2016. Retrieved 19 April 2017.
  3. "Source de la Sèvre Niortaise" (in French). Géoportail. Retrieved 23 August 2016.[permanent dead link]
  4. "Confluence de la Sèvre Niortaise" (in French). Géoportail. Retrieved 23 August 2016.[permanent dead link]

Other websites[change | change source]