Buëch

The Buëch () is a river in southeastern France, a right tributary of the Durance. It is also called the Grand Buëch in its upper course just to the confluence with the Petit Buëch river.

Geography
The Buëch 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 Laragne-Montéglin in the Hautes-Alpes department, for a period of 15 years.

Average monthly discharge (m3/s) at Laragne-Montéglin

Course
The Buëch starts several kilometres to the east of col de la Croix-Haute, a mountain pass in the western side of the Massif du Dévoluy mountains, in the commune of Lus-la-Croix-Haute, Drôme department, at an elevation of about . It then flows to the southwest and gets into the Hautes-Alpes department and then flows to the south.

Finally, the river flows into the Durance river, as a right tributary, near Sisteron, in the Alpes-de-Haute-Provence department.

The Buëch flows through 3 departments and 23 communes, in 2 regions:
 Auvergne-Rhône-Alpes región
 Drôme: Lus-la-Croix-Haute
 Provence-Alpes-Côte d'Azur region
 Hautes-Alpes: La Faurie, Aspres-sur-Buëch, Serres, Saint-Julien-en-Beauchêne, Laragne-Montéglin
 Alpes-de-Haute-Provence: Mison, Sisteron

Main tributaries 
The main tributaries of the Buëch river are:

Left tributaries:
 Petit Buëch - 44.5 km

Right tributaries:
 Blaisance - 19.1 km
 Céans -  22.4 km
 Méouge - 39.6 km

Gallery

Related pages
 List of rivers of France

References

Category:Rivers of Auvergne-Rhône-Alpes
Category:Rivers of Provence-Alpes-Côte d'Azur