Viaur

River in southern France

Show map of France

Show map of Occitanie

LocationCountryFrancePhysical characteristicsSource • locationMassif Central • elevation1,070 m (3,510 ft) Mouth

• location

Aveyron

• coordinates

44°8′39″N 1°58′1″E / 44.14417°N 1.96694°E / 44.14417; 1.96694Length168 km (104 mi)Basin size1,530 km² (590 sq mi)Discharge • average6 m³/s (210 cu ft/s) Basin featuresProgressionAveyron→ Tarn→ Garonne→ Gironde estuary→ Atlantic Ocean

The Viaur (French pronunciation: [vjɔʁ]) is a 168-kilometre-long (104 mi) river in south-western France. It is a left tributary of the Aveyron.^[1] Its source is in the southern Massif Central, north of Millau. It flows generally west through the following departments and towns:

Aveyron: Pont-de-Salars
Tarn: Pampelonne
Tarn-et-Garonne: Laguépie

The Viaur flows into the Aveyron in Laguépie.

Its main tributary is the Céor.