Troësne
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Troësne Troesne |
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 The river in Chaumont-en-Vexin |
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| Data | ||
| Water code | FR : H3130600 | |
| location | France , Hauts-de-France and Normandy regions | |
| River system | His | |
| Drain over | Epte → Seine → English Channel | |
| source | in the municipality of Hénonville 49 ° 12 ′ 2 ″ N , 2 ° 3 ′ 23 ″ E |
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| Source height | approx. 92 m | |
| muzzle | in the urban area of Gisors in the Epte coordinates: 49 ° 16 ′ 44 ″ N , 1 ° 46 ′ 58 ″ E 49 ° 16 ′ 44 ″ N , 1 ° 46 ′ 58 ″ E |
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| Mouth height | approx. 45 m | |
| Height difference | approx. 47 m | |
| Bottom slope | approx. 1.7 ‰ | |
| length | 27 km | |
| Catchment area | 302 km² | |
| Small towns | Gisors | |
The Troësne (also: Troesne ) is a river in France that runs in the Hauts-de-France and Normandy regions. It rises in the municipality of Hénonville , generally drains north-west to west and flows into the Epte after 27 kilometers in the urban area of Gisors as a left tributary . In the upper reaches, the river is canalized and bears the name Canal de Marquemont , only from Chaumont-en-Vexin is it known by its real name. On its way, the Troësne crosses the Oise and Eure departments .
The Ru du Mesnil in Fresneaux-Montchevreuil
In the municipality of Fleury , the Canal de Marquemont takes up the 10.6 km long Ru du Mesnil stream, and at Trie-Château the Troësne joins the Aunette .
Places on the river
(Order in flow direction)
Web links
Commons : Troësne - collection of images, videos and audio files
Individual evidence
- ↑ Source geoportail.gouv.fr
- ↑ estuary geoportail.gouv.fr
- ↑ a b c The information on the length of the river is based on the information about the Troësne at SANDRE (French), accessed on February 2, 2013, rounded to full kilometers.
- ↑ http://services.sandre.eaufrance.fr/Courdo/Fiche/client/fiche_courdo.php?CdSandre=H3134000