L'Isac

L'Isac is 43 km long, and has a stream level of 1.

Map of L'Isac

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Distributaries / Outflows

It has 6 side channels.

L'Isac flows into La Vilaine , which it joins at N 47° 34′ 40″, W 2° 6′ 11″ at OSM node n1865595263, and there 6,234 km of total upstream flows in.

Tributaries

L'Isac has 11 tributaries.

Ruisseau de Rozay, which joins it at N 47° 31′ 28″, W 1° 56′ 47″ at OSM node n2303118959, and 89 km of total upstream flows in.

(unnamed), which joins it at N 47° 32′ 36″, W 1° 59′ 17″ at OSM node n2044816704, and 9 km of total upstream flows in.

(unnamed), which joins it at N 47° 34′ 15″, W 2° 2′ 46″ at OSM node n4560214535, and 8 km of total upstream flows in.

Ruisseau de Curin, which joins it at N 47° 28′ 14″, W 1° 52′ 22″ at OSM node n4594145973, and 8 km of total upstream flows in.

Le Gué, which joins it at N 47° 30′ 17″, W 1° 55′ 28″ at OSM node n2303101936, and 6 km of total upstream flows in.

Ruisseau de la Frelais, which joins it at N 47° 28′ 5″, W 1° 52′ 19″ at OSM node n6181417954, and 5 km of total upstream flows in.

(unnamed), which joins it at N 47° 33′ 11″, W 2° 0′ 12″ at OSM node n4559866320, and 5 km of total upstream flows in.

(unnamed), which joins it at N 47° 28′ 58″, W 1° 53′ 40″ at OSM node n4594146149, and 4 km of total upstream flows in.

(unnamed), which joins it at N 47° 29′ 39″, W 1° 54′ 39″ at OSM node n561106697, and 2 km of total upstream flows in.

(unnamed), which joins it at N 47° 27′ 58″, W 1° 51′ 16″ at OSM node n11583881976, and 454 m of total upstream flows in.

(unnamed), which joins it at N 47° 32′ 38″, W 1° 58′ 9″ at OSM node n2044816712, and 108 m of total upstream flows in.