Sèvre Nantaise

The **Sèvre Nantaise** is a river in western France, a left tributary of the Loire river.

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

## Geography
The Sèvre Nantaise river has a length of  and a drainage basin with an area of approximately .

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is  at Nantes, where the Sèvre Nantaise joins the Loire river.

Colors=
  id:lightgrey value:gray(0.9)
  id:darkgrey  value:gray(0.7)
  id:sfondo value:rgb(1,1,1)
  id:barra value:rgb(0.6,0.7,0.8)

ImageSize = width:500 height:300
PlotArea = left:50 bottom:30 top:30 right:30
DateFormat = x.y
Period = from:0 till:70
TimeAxis = orientation:vertical
AlignBars = justify
ScaleMajor = gridcolor:darkgrey increment:10 start:0
ScaleMinor = gridcolor:lightgrey increment:5 start:0
BackgroundColors = canvas:sfondo

BarData=
 bar:Jan text:Jan.
 bar:Feb text:Feb.
 bar:Mar text:Mar.
 bar:Apr text:Apr.
 bar:May text:May
 bar:Jun text:Jun.
 bar:Jul text:Jul.
 bar:Aug text:Aug.
 bar:Sep text:Sep.
 bar:Oct text:Oct.
 bar:Nov text:Nov.
 bar:Dec text:Dec.

PlotData=
 color:barra width:20 align:left

 bar:Jan from:0 till: 62.80
 bar:Feb from:0 till: 51.60
 bar:Mar from:0 till: 34.90
 bar:Apr from:0 till: 20.60
 bar:May from:0 till: 13.50
 bar:Jun from:0 till: 5.96
 bar:Jul from:0 till: 3.59
 bar:Aug from:0 till: 2.68
 bar:Sep from:0 till: 3.97
 bar:Oct from:0 till: 12.00
 bar:Nov from:0 till: 26.40
 bar:Dec from:0 till: 46.60

PlotData=
 bar:Jan at: 62.80 fontsize:S text: 62.80 shift:(-8,5)
 bar:Feb at: 51.60 fontsize:S text: 51.60 shift:(-12,5)
 bar:Mar at: 34.90 fontsize:S text: 34.90 shift:(-12,5)
 bar:Apr at: 20.60 fontsize:S text: 20.60 shift:(-12,5)
 bar:May at: 13.50 fontsize:S text: 13.50 shift:(-12,5)
 bar:Jun at: 5.96 fontsize:S text: 5.96 shift:(-12,5)
 bar:Jul at: 3.59 fontsize:S text: 3.59 shift:(-12,5)
 bar:Aug at: 2.68 fontsize:S text: 2.68 shift:(-10,5)
 bar:Sep at: 3.97 fontsize:S text: 3.97 shift:(-10,5)
 bar:Oct at: 12.00 fontsize:S text: 12.00 shift:(-12,5)
 bar:Nov at: 26.40 fontsize:S text: 26.40 shift:(-12,5)
 bar:Dec at: 46.60 fontsize:S text: 46.60 shift:(-12,5)

**Average monthly discharge (m3/s) at Nantes**

### Course
The Sèvre Nantaise starts in the *Gâtines* plateau, *commune* of Neuvy-Bouin, near the *commune* of Secondigny in the Deux-Sèvres department, at an elevation of about . It then flows to the northwest through the departments of Vendée, Maine-et-Loire and Loire-Atlantique.

Finally, the river flows into the Loire river in the city of Nantes.

The Sèvre Nantaise flows through 2 regions, 4 departments and 44 *communes*:
* Nouvelle-Aquitaine region
** Deux-Sèvres: 15 *communes*.
* Pays de la Loire region
** Vendée: 15 *communes*.
** Maine-et-Loire: two *communes*.
** Loire-Atlantique: 12 *communes*.

## Main tributaries 
The main tributaries of the Sèvre Nantaise river are:

## Gallery

Rezé-Port Morinière.jpg|The Sèvre Nantaise in Port Morinière, Rezé
Vertou pontPortillon.JPG|The Sèvre Nantaise and the Portillon bridge in Vertou
Vertou châteauPortillon.jpg|The Château de Portillon and Sèvre Nantaise in Vertou
Nantes-Sèvre.JPG|The Sèvre Nantaise in Nantes

## Related pages
* List of rivers of France

## References
## Other websites
* Banque Hydro - Station M7502410 - La Sèvre Nantaise à Nantes  
* Visite virtuelle du basin de la Sèvre Nantaise