Grand Riou

Grand Riou is 1 km long, and has a stream level of 4.

Map of Grand Riou

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Distributaries / Outflows

Grand Riou flows into Ruisseau de Villard-Reymond , which it joins at N 45° 1′ 59″, E 6° 0′ 22″ at OSM node n5045170071, and there 7 km of total upstream flows in.

Tributaries

Grand Riou has 3 tributaries.

(unnamed), which joins it at N 45° 1′ 38″, E 6° 0′ 38″ at OSM node n5045169747, and 3 km of total upstream flows in.

(unnamed), which joins it at N 45° 1′ 47″, E 6° 0′ 39″ at OSM node n5045169767, and 2 km of total upstream flows in.

Ruisseau du Velzut, which joins it at N 45° 1′ 38″, E 6° 0′ 38″ at OSM node n5045169747, and 1 km of total upstream flows in.