Tarn (river)

Tarn
The Tarn in Saint-Chély-du-Tarn, Gorges du Tarn Causses
Path of the Tarn
Location
CountryFrance
Physical characteristics
SourceMont Lozère
 - locationCévennes, France
 - coordinates44°24′53″N 3°48′54″E / 44.41472°N 3.81500°E / 44.41472; 3.81500
 - elevation1,550 m (5,090 ft)
MouthGaronne
 - locationMoissac, France
 - coordinates44°05′10″N 1°02′33″E / 44.086111°N 1.0425°E / 44.086111; 1.0425
Length380 km (240 mi)
Basin size15,700 km2 (6,100 sq mi)
Discharge 
 - average140 m3/s (4,900 cu ft/s)
Basin features
ProgressionGaronne→ Atlantic Ocean

The Tarn is a river in southern France, tributary of the Garonne river. The Tarn and Tarn-et-Garonne departments are named after this river.

Geography

The Tarn river has a length of 380.6 km (236.5 mi) and a drainage basin with an area of 15,700 km2 (6,062 sq mi).[1]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 233 m3/s (8,200 cu ft/s) at Moissac, near the confluence with the Garonne, in the Tarn-et-Garonne department for a period of 57 years.[2]


Average monthly discharge (m3/s) at Moissac


Course

The source of the Tarn is on the Mont Lozère, in the Cévennes, southeastern Massif Central, in the commune of Le Pont-de-Montvert, Lozère department, at an altitude of about 1,560 m (5,118 ft).[3]

The Tarn flows to the southwest, in general, and passes through the following regions, departments and communes:

The Tarn river flows through a total of 104 communes.[1]

Finally, it flows, as a right tributary into the Garonne near Moissac, in the Tarn-et-Garonne department, at 23 m (75 ft) of altitude.[4]

Main tributaries

Confluence of Tarn and Garonne rivers near Boudou

The main tributaries, with a length greater than 25 km, of the Tarn are:

References

  1. 1 2 "Le Tarn (O---0100)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 22 May 2015. Retrieved 30 May 2014.
  2. ↑ "Le Tarn à Moissac" (in French). Banque Hydro. Archived from the original on 29 July 2017. Retrieved 13 July 2017.
  3. ↑ "Source du Tarn" (in French). Géoportail. Retrieved 31 May 2014.
  4. ↑ "Confluence du Tarn" (in French). Géoportail. Retrieved 31 May 2014.
  5. ↑ "Le Tarnon (O30-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 December 2013. Retrieved 31 May 2014.
  6. ↑ "La Jonte (O31-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 2 June 2012. Retrieved 31 May 2014.
  7. ↑ "La Dourbie (O33-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  8. ↑ "Le Cernon (O34-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  9. ↑ "Le Dourdou de Camarès (O35-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 6 June 2012. Retrieved 31 May 2014.
  10. ↑ "Le Rance (O37-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  11. ↑ "L'Agout (O4--0250)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  12. ↑ "La Muze (O34-0430)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  13. ↑ "L'Alrance (O36-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 6 December 2015. Retrieved 31 May 2014.
  14. ↑ "Le Tescou (O49-0430)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  15. ↑ "L'Aveyron (O5--0250)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 31 May 2014.
  16. ↑ "Le Lemboulas (O59-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 31 May 2014.

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