Sèvre Niortaise

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

Sèvre Niortaise
Length158.4 km (98.4 mi)

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

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

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

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

Related pages

References

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

Other websites