Arre (river)

The Arre is a river in southeastern France, in the Gard department in the Occitanie region. It is a right tributary of the Hérault river.

Geography
The Arre river has a length of  and a drainage basin with an area of .

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is  at Le Vigan in the Gard department.

Average monthly discharge (m3/s) at Le Vigan

Course
The Arre starts in the commune of Alzon, Gard department in the Cévennes National Park between the places called Roc de Berdu, Boucaret and Case Vieille, at an altitude of about . From here, the river flows in general to the east.

The Arre joins, as a right tributary, the Hérault river in the commune Roquedur, near the small town of Pont d'Hérault (commune of Saint-André-de-Majencoules), at an altitude of about .

The river flows through the Gard department, in the Occitanie region, and through a total of 9 communes: Alzon, Arre, Arrigas, Aumessas, Avèze, Bez-et-Esparon, Molières-Cavaillac, Saint-André-de-Majencoules, Le Vigan.

Main tributaries
The only important tributary of the Arre is the Coudoulous, a left tributary  long.

Gallery

Related pages
 List of rivers of France

 References 

Category:Rivers of Occitanie