Isle (river)

The Isle (Occitan: Eila) is a river of south-western France that flows through the Haute-Vienne, Dordogne and Gironde departments, in the Nouvelle-Aquitaine region. It is a right tributary of the Dordogne river.

Isle
Isle River in Périgueux
Isle (river) is located in France
Isle (river)
Isle (river) is located in Nouvelle-Aquitaine
Isle (river)
Location
CountryFrance
Physical characteristics
Source 
 - locationPlateau de Millevaches
Mouth 
 - locationDordogne
 - coordinates44°54′56″N 0°14′57″W
Length255 km (158 mi)
Basin size7,700 km2 (3,000 sq mi)
Discharge 
 - average90 m3/s (3,200 cu ft/s)
Basin features
ProgressionDordogne→ Gironde estuary→ Atlantic Ocean

Geography

The Isle has a length of 255.3 km (158.6 mi), and a drainage basin with an area of approximately 7,510 km2 (2,900 sq mi).[1]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 61.7 cubic metres per second at Coutras.[2]

Course

The Isle starts on the Monts du Limousin, part of the Massif Central, in the commune of Janailhac, Haute-Vienne department, at an elevation of about 379 m (1,243 ft).[3]

It flows generally southwest through the Haute-Vienne, Dordogne and Gironde departments before flowing into the Dordogne river in Libourne at about 5 m (16 ft) of altitude.[4]

The Isle flows through 2 regions, 3 departments and 66 communes.[1] The main communes are:

Main tributaries

The main tributaries (more than 50 km long) of the Isle river are:

  • Left tributaries
    • Loue - 50.9 km;[5]
    • Auvézère - 112.2 km;[6]
  • Right tributaries
  • The Isle river in Jumilhac-le-Grand
    The Isle river in Jumilhac-le-Grand
  • The Isle river in Périgueux
    The Isle river in Périgueux
  • The Isle river in Saint-Astier
    The Isle river in Saint-Astier
  • The Isle river in Libourne
    The Isle river in Libourne

References
  1. "L'Isle (P---0150)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 22 May 2012. Retrieved 17 April 2015.
  2. "L'Isle à Coutras" (in French). Banque Hydro. Archived from the original on 1 May 2015. Retrieved 17 April 2015.
  3. "Source de l'Isle" (in French). Géoportail. Retrieved 17 April 2015.
  4. "Confluence de l'Isle" (in French). Géoportail. Retrieved 17 April 2015.
  5. "La Loue (P61-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 4 March 2016. Retrieved 17 April 2015.
  6. "L'Auvézère (P6--0250)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 17 April 2015.
  7. "La Dronne (P7--0250)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Archived from the original on 3 March 2016. Retrieved 17 April 2015.
  8. "Le Lary (P80-0400)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 17 April 2015.

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