Viosne

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Viosne
The river in Santeuil

The river in Santeuil

Data
Water code FR :  H2280600
location France , Hauts-de-France and Île-de-France regions
River system His
Drain over Oise  → Seine  → English Channel
source in the municipality of Lierville
49 ° 11 '50 "  N , 1 ° 53' 10"  O
Source height approx.  97  m
muzzle in the municipality of Pontoise in the Oise coordinates: 49 ° 2 ′ 25 ″  N , 2 ° 5 ′ 48 ″  E 49 ° 2 ′ 25 ″  N , 2 ° 5 ′ 48 ″  E
Mouth height approx.  24  m
Height difference approx. 73 m
Bottom slope approx. 2.5 ‰
length 29 km
Medium-sized cities Pontoise
Small towns Osny

The Viosne is a river in France that runs through the Hauts-de-France and Île-de-France regions. It rises in the municipality of Lierville and generally drains in a south-easterly direction through the Regional Nature Park Vexin français in the Vexin landscape of the same name . It finally reaches the Cergy-Pontoise agglomeration and flows into the Oise as a right tributary after a total of 29 kilometers in the municipality of Pontoise . The Viosne crosses the Oise and Val-d'Oise departments on its way .

Places on the river

Web links

Commons : Viosne  - collection of images, videos and audio files

Remarks

  1. ↑ a b geoportail.fr (1: 16,000)
  2. ↑ a b The information on the length of the river is based on the information about the Viosne at SANDRE (French), accessed on August 5, 2010, rounded to full kilometers.