Viaur

Viaur
File:LaguépieFrance1995.jpg The Viaur at Laguépie
Location
Country	France
Physical characteristics
Source
- location	Massif Central
- elevation	1,070 m (3,510 ft)
Mouth
- location	Aveyron
- coordinates
Length	168 km (104 mi)
Basin size	1,530 km2 (590 sq mi)
Discharge
- average	6 m3/s (210 cu ft/s)

The Viaur is a river in southern France, left tributary of the Aveyron river. It flows through the Aveyron, Tarn and Tarn-et-Garonne departments.

Geography

The Viaur river has a length of 168.2 km (104.5 mi) and a drainage basin with an area of 1,559 km² (602 sq mi).

Its discharge (volume of water which passes through a section of the river per unit of time) has been observed from 1937 to 2017 in Laguépie, a commune of the Tarn-et-Garonne department near the confluence with the Aveyron river. Its average yearly discharge at Laguépie is 14.70 m³/s (519 cu ft/s).

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</timeline> Average monthly discharge (m³/s) at Laguépie

Course

The Viaur river starts on the sides of the Puech del Pal in the commune Vézins-de-Lévézou, in the Aveyron department, at an altitude of 1,070 m (3,510 ft).

The Viaur passes through the departments and towns of:

• Aveyron : Bor-et-Bar, Pont-de-Salars, Ségur
• Tarn : Pampelonne, Mirandol-Bourgnounac
• Tarn-et-Garonne : Laguépie

The Viaur river flows through 30 communes and two of them have the name of the river: Sainte-Juliette-sur-Viaur and Saint-Just-sur-Viaur, both in the Aveyron department.

Finally, it flows into the Aveyron river in the commune of Laguépie, in the Tarn-et-Garonne department, at 155 m (509 ft) of altitude.

Main tributaries

The main tributaries of the Viaur are:

Left tributaries:

• Céor - 55.9 km
• Vioulou - 33.1 km

Right tributaries:

• Lézert - 39 km
• Lieux - 25.3 km
• Jaoul - 22.5 km

Gallery

• The Viaur in Pont de Cirou.
  The Viaur in Pont de Cirou.
• The Pont de Cirou, bridge and hamlet
  The Pont de Cirou, bridge and hamlet
• The Viaur in Roc del Gorp.
  The Viaur in Roc del Gorp.
• The Viaur in Laguépie.
  The Viaur in Laguépie.

Related pages

• List of rivers of France