The Thérain () is a
river
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of w ...
in
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...
, tributary of the
Oise
Oise ( ; ; pcd, Oése) is a department in the north of France. It is named after the river Oise. Inhabitants of the department are called ''Oisiens'' () or ''Isariens'', after the Latin name for the river, Isara. It had a population of 829,41 ...
. It is long.
It rises between
Saint-Michel-d'Halescourt and
Grumesnil in
Seine-Maritime
Seine-Maritime () is a department of France in the Normandy region of northern France. It is situated on the northern coast of France, at the mouth of the Seine, and includes the cities of Rouen and Le Havre. Until 1955 it was named Seine-Inféri ...
at 175 meters elevation. It flows generally southeast, through
Songeons,
Milly-sur-Thérain,
Beauvais,
Hermes
Hermes (; grc-gre, wikt:Ἑρμῆς, Ἑρμῆς) is an Olympian deity in ancient Greek religion and Greek mythology, mythology. Hermes is considered the herald of the gods. He is also considered the protector of human heralds, travelle ...
and
Mouy, and joins the Oise at
Creil
Creil is a commune in the Oise department in northern France. The Creil station is an important railway junction.
History
Archaeological remains in the area include a Neolithic site as well as a late Iron Age necropolis, perhaps belonging ...
.
Its valley, near the metropolitan area of
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), ma ...
, has been a highly industrialized and populated area, and
Beauvais lies at the foot of wooded hills on the left bank of the Thérain at its confluence with the
Avelon.
Affluents
* Ruisseau d'Hardouins
* Le Tahier
* Ruisseau de Wambez
* Le
Petit Thérain
* L'
Avelon
* Rivière de Saint-Quentin
* Rivière de Saint-Just
* La Liovette
* Le Wage
* Ru de Berneuil
* Fosse d'Orgueil
* La Laversines
* La Trye
* Le Sillet
* Ru de la
Maladrerie
* Ru de Lombardie
* Le Moineau
* Fossé l' Evêque
* Le Ruisseau de Saint-Claude
* Le Ruisseau de Cires
* Le Ruisseau de Flandre
References
Rivers of France
Rivers of Oise
Rivers of Normandy
Rivers of Hauts-de-France
Rivers of Seine-Maritime
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