Indre (river)

The Indre is a river in central France, left tributary to the Loire River. The Indre and Indre-et-Loire departments are named after this river.
Geography.
The Indre river has a length of and a drainage basin with an area of of which 18.29% are forests and 77.86% are used for farming.
Its average yearly discharge (volume of water which passes through a section of the river per unit of time) is at Lignières-de-Touraine, Indre-et-Loire.
Average monthly discharge (m3/s) at Lignières-de-Touraine
Course.
The Indre starts in the "Monts de Saint-Marien", southwestern Massif Central, in the "commune" of Saint-Priest-la-Marche, in the south of the Cher department near the border with the Creuse department, at an altitude of about .
The Indre flows to the northwest, and passes through the Indre and Indre-et-Loire departments, in the Centre-Val de Loire region, and a total of 58 "communes", most of them in the Indre department; the main "communes" are:
Finally, it flows into the Loire River in Avoine, in the Indre-et-Loire department.
Main tributaries.
The main tributaries of the Indre river are:
Left tributaries:
Right tributaries: