| Buëch | |
|---|---|
 Buëch River | |
 | |
| Location | |
| Country | France |
| Physical characteristics | |
| Source | |
| - location | Dauphiné Alps |
| Mouth | |
| - location | Durance |
| - coordinates | 44°12′5″N 5°56′35″E / 44.20139°N 5.94306°E |
| Length | 85 km (53 mi) |
| Basin size | 1,478 km2 (571 sq mi) |
The Buëch (Occitan: Buech) 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.
The Buëch river has a length of 85.2 km (53 mi) and a drainage basin with an area of approximately 1,478 km2 (571 sq mi).
Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 20.10 m3/s (710 cu ft/s) at Laragne-Montéglin in the Hautes-Alpes department, for a period of 15 years.
Average monthly discharge (m3/s) at Laragne-Montéglin
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 2,325 m (7,628 ft). 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:
The main tributaries of the Buëch river are:
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Left tributaries:
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Right tributaries:
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