Loir

river in France
Coordinates: 47°33′28″N 0°31′35″W / 47.55778°N 0.52639°W / 47.55778; -0.52639

The Loir is a river in central France. It is a left tributary of the Sarthe. It flows through two regions of France: Centre-Val de Loire and Pays de la Loire

Loir
Le Loir
River
The Loir in Lavardin
The Loir in Lavardin
Country France
Regions Centre-Val de Loire, Pays de la Loire
Departments Eure-et-Loir, Loir-et-Cher, Maine-et-Loire, Sarthe
Tributaries
 - right Braye
Cities Châteaudun, Vendôme, La Flèche
Source Perche
 - location Champrond-en-Gâtine, Eure-et-Loir, France
 - elevation 265 m (869 ft)
 - coordinates 48°22′41″N 1°3′8″E / 48.37806°N 1.05222°E / 48.37806; 1.05222
Confluence Sarthe
 - location Briollay, Maine-et-Loire, France
 - elevation 16 m (52 ft)
 - coordinates 47°33′28″N 0°31′35″W / 47.55778°N 0.52639°W / 47.55778; -0.52639
Length 317.4 km (197 mi)
Basin 8,294 km² (3,202 sq mi)
Discharge for Durtal
 - average 31.70 /s (1,119 cu ft/s)
Wikimedia Commons: Loir

The Eure-et-Loir and Loir-et-Cher departments are named after this river.

GeographyEdit

The Loir is 317.4 kilometres (197.2 miles) long. Its drainage basin covers 8,294 square kilometres (3,202 square miles).[1]

Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is 31.70 m3/s (1,119 cu ft/s) at Durtal, Maine-et-Loire (1961 - 2017).[2]

Average monthly discharge (m3/s) at Durtal

CourseEdit

The Loir starts in the former province of Perche, in the commune of Champrond-en-Gâtine, Eure-et-Loir department, Centre-Val de Loire region. It starts at an altitude of about 265 metres (869 feet).[3]

The Loir flows, in general, to the southwest. It goes through the following regions, departments and communes:[1]

At its end, the Loir flows into the Sarthe river at the place called Bec du Loir ("beak of the Cher")[N 1] in Briollay, Maine-et-Loire department, at 16 metres (52 feet) of altitude.[4]

Main tributariesEdit

The main tributaries of the Loir are:

GalleryEdit

Related pagesEdit

NotesEdit

  1. The French word bec (beak or bill in English) means, in this and similar cases, the confluence of two rivers.

ReferencesEdit

  1. 1.0 1.1 "le Loir (M1--0160)" (in French). SANDRE - Portail national d'accès aux référentiels sur l'eau. Retrieved 9 August 2017.
  2. "Le Loir à Durtal" (in French). Banque Hydro. Retrieved 9 August 2017.
  3. "Source du Loir" (in French). Géoportail. Retrieved 9 August 2017.
  4. "Confluence du Loir" (in French). Géoportail. Retrieved 9 August 2017.