Eau d'Olle

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Eau d'Olle
Lac de Grand-Maison

Lac de Grand-Maison

Data
Water code FRW2750500
location France , Auvergne-Rhône-Alpes region
River system Rhône
Drain over Romanche  → Drac  → Isère  → Rhône  → Mediterranean
source on the municipal boundary of Saint-Colomban-des-Villards and Saint-Sorlin-d'Arves
45 ° 14 ′ 36 ″  N , 6 ° 12 ′ 29 ″  E
Source height approx.  2175  m
muzzle in the municipality of Le Bourg-d'Oisans in the Romanche Coordinates: 45 ° 7 ′ 12 ″  N , 6 ° 0 ′ 29 ″  E 45 ° 7 ′ 12 ″  N , 6 ° 0 ′ 29 ″  E
Mouth height approx.  709  m
Height difference approx. 1466 m
Bottom slope approx. 51 ‰
length approx. 29 km
Reservoirs flowed through Lac de Grand-Maison , Lac du Verney

The Eau d'Olle is a mountain river in France that runs in the Auvergne-Rhône-Alpes region . It rises under the name Ruisseau de Longue Combe on the municipal boundary of Saint-Colomban-des-Villards and Saint-Sorlin-d'Arves . Its source is on the south side of the Col de Bellard (2233 m). It drains through the high valley between the Belledonne and Grandes Rousses massifs generally in a south-westerly direction and flows into the Romanche after around 29 kilometers in the northern municipality of Le Bourg-d'Oisans , near the border with the neighboring municipality of Allemond, as a right tributary . On its way, the Eau d'Olle crosses the Savoie and Isère departments .

Places on the river

Web links

Commons : Eau d'Olle  - collection of images, videos and audio files
Commons : Lac de Grand-Maison  - Collection of images, videos and audio files
Commons : Lac du Verney  - Collection of images, videos and audio files

Individual evidence

  1. Source height according to geoportail.gouv.fr
  2. mouth height according to geoportail.gouv.fr
  3. Eau d'Olle at SANDRE (French)