Alagnon
river in France From Wikipedia, the free encyclopedia
The Alagnon is a French river that starts in the Massif Central within the Regional Natural Park of the Volcanoes of Auvergne (French: Parc Naturel Régional des Volcans d'Auvergne) and that flows through the Auvergne-Rhône-Alpes region. It is a left tributary of the Allier.
| Alagnon | |
|---|---|
 | |
   | |
| Location | |
| Country | France |
| Physical characteristics | |
| Source | |
| - location | Massif Central |
| Mouth | |
| - location | Allier |
| - coordinates | 45°27′5″N 3°18′14″E |
| Length | 86.7 km (53.9 mi) |
The Alagnon river has a length of 85.9 km (53.4 mi) and a drainage basin with an area of 1,042 km2 (402 sq mi).[1]
Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 11.90 m3/s (420 cu ft/s) at Lempdes-sur-Allagnon in the Haute-Loire department.[2]
Average monthly discharge (m3/s) at Lempdes-sur-Allagnon (50 years)[2]
Course
The Alagnon river starts in the Mounts of Cantal (Massif Central), near the Puy Bataillouse mountain, commune of Laveissière, at an altitude of about 1,590 m (5,217 ft), in the Cantal department.[3] First, it flows to the east, near the Super Lioran ski resort, and gets into a gorge and, then, into a valley near Murat. The river flows in general to the northeast and gets into deep gorges in Lempdes-sur-Allagnon.
The Alagnon river flows through the Auvergne-Rhône-Alpes region, 3 departments and 23 communes. Two communes are named after the river: La Chapelle-d'Alagnon and Lempdes-sur-Allagnon. It flows through the following communes, among others:[1]
- Auvergne-Rhône-Alpes region
- Cantal department: Laveissière, Murat, La Chapelle-d'Alagnon, Neussargues-Moissac, Ferrières-Saint-Mary, Molompize, Massiac
- Haute-Loire department: Grenier-Montgon, Torsiac, Lempdes-sur-Allagnon
- Puy-de-Dôme department: Charbonnier-les-Mines, Beaulieu, Auzat-la-Combelle
Finally, it flows into the Allier river in the town of Auzat-la-Combelle, in the place known as Le Saut du Loup, in the Puy-de-Dôme department.[4]
The main tributaries, over 20 km long, of the Cère river are:[1]
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Left tributaries:
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Right tributaries:
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The Alagnon in Torsiac.
The Alagnon and the Léotoing castle.
The Alagnon in Molompize.
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