Orne (river)
Template:Short description Script error: No such module "For". Script error: No such module "Infobox".Template:Template otherScript error: No such module "Check for unknown parameters". The Orne (Script error: No such module "IPA".) is a river in Normandy, within northwestern France. It is Script error: No such module "convert". long.[1] It discharges into the English Channel at the port of Ouistreham. Its source is in Aunou-sur-Orne, east of Sées. Its main tributaries are the Odon and the Rouvre.
Geography
The Orne flows through the following departments and towns:
- Orne (named after the river): Sées, Argentan
- Calvados: Thury-Harcourt, Saint-André-sur-Orne, Caen, Ouistreham
It also flows through the areas known as Suisse Normande and the Plaine d'Argentan.[2][3]
Its longest tributaries are, from source to mouth:[1]
Lac de Rabodanges
In 1960 a dam at Rabodanges in Putanges-le-Lac was built by along the course of the Orne.[4] The dam created a 6 km artificial lake covering almost 240 acres, making it the largest lake in Lower Normandy.[5] The lake is now a popular tourist destination and had a designated swimming area opened in August 2022.[6]
Name
The name of the Orne in Normandy, which is referred to as the Olinas by Ptolemy,[7] is a homonym of Fluvius Olne, the Orne saosnoise in Sarthe, which Xavier Delamarre traces back to the Celtic olīnā (elbow).
Hydrology and water quality
The waters of the Orne are typically moderately turbid and brown in colour. Its pH level has been measured at 8.5[8] at the town of St. Andre sur Orne where summer water temperatures approximate Script error: No such module "convert".. Electrical conductivity of the water has been measured at 30 microsiemens per centimeter.Script error: No such module "Unsubst".
See also
References
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- ↑ Hogan, C Michael, Water quality of freshwater bodies in France, Lumina Press, Aberdeen 2006.
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