L'Oyon

L'Oyon is 40 km long, and has a stream level of 2.

Map of L'Oyon

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Distributaries / Outflows

L'Oyon flows into L'Aff , which it joins at N 47° 53′ 15″, W 2° 6′ 51″ at OSM node n389875351, and there 251 km of total upstream flows in.

Tributaries

L'Oyon has 12 tributaries.

Ruisseau du Pont de Bas, which joins it at N 47° 54′ 33″, W 2° 9′ 21″ at OSM node n389877129, and 14 km of total upstream flows in.

Ruisseau du Veau Lorient, which joins it at N 47° 54′ 26″, W 2° 10′ 59″ at OSM node n8259582801, and 7 km of total upstream flows in.

Ruisseau de l'Étang du Vobulo, which joins it at N 47° 54′ 16″, W 2° 12′ 18″ at OSM node n8259783430, and 6 km of total upstream flows in.

Ruisseau de la Vallée de St Coutumier, which joins it at N 47° 54′ 25″, W 2° 16′ 1″ at OSM node n3840962316, and 6 km of total upstream flows in.

Ruisseau de Trézon, which joins it at N 47° 54′ 3″, W 2° 13′ 31″ at OSM node n8507677007, and 5 km of total upstream flows in.

Ru du Guécuault, which joins it at N 47° 56′ 7″, W 2° 18′ 18″ at OSM node n3841168780, and 4 km of total upstream flows in.

Ruisseau du Moulin de Lande Voisin, which joins it at N 47° 54′ 11″, W 2° 15′ 31″ at OSM node n8507917186, and 4 km of total upstream flows in.

(unnamed), which joins it at N 47° 54′ 21″, W 2° 8′ 52″ at OSM node n6177181032, and 4 km of total upstream flows in.

(unnamed), which joins it at N 47° 54′ 11″, W 2° 14′ 24″ at OSM node n3681992566, and 3 km of total upstream flows in.

Ruisseau des Landes de Rohan, which joins it at N 47° 58′ 30″, W 2° 16′ 23″ at OSM node n5272633934, and 3 km of total upstream flows in.

(unnamed), which joins it at N 47° 56′ 47″, W 2° 18′ 13″ at OSM node n3841168849, and 748 m of total upstream flows in.

(unnamed), which joins it at N 47° 53′ 57″, W 2° 8′ 1″ at OSM node n616737513, and 82 m of total upstream flows in.