Boa

Based on OpenStreetMap data, Boa is 180 km long.

Boa flows through 2 countries:

Côte d'Ivoire, flowing through the subregions of Bafing, Denguélé
Guinea, flowing through the subregions of Beyla

Map

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Distributaries / Outflows

Boa flows into Tienba , which it joins at N 8° 30′ 25″, W 7° 10′ 44″ at OSM node n443211172, and there 3,994 km of total upstream flows in.

Tributaries

Boa has 38 tributaries.

Sien, which joins it at N 8° 39′ 55″, W 7° 17′ 4″ at OSM node n3042546099, and 891 km of total upstream flows in.
an unnamed river, which joins it at N 8° 51′ 17″, W 7° 32′ 51″ at OSM node n6385227900, and 392 km of total upstream flows in.
Diaoua, which joins it at N 8° 47′ 21″, W 7° 52′ 10″ at OSM node n2594914248, and 148 km of total upstream flows in.
an unnamed river , which joins it at the following points: 60 km of total upstream flows in at N 8° 32′ 59″, W 7° 13′ 49″ at OSM node n443211152 8 km of total upstream flows in at N 8° 40′ 25″, W 7° 18′ 27″ at OSM node n443211317
an unnamed river, which joins it at N 8° 49′ 11″, W 7° 29′ 25″ at OSM node n12819557467, and 67 km of total upstream flows in.
an unnamed river, which joins it at N 8° 41′ 43″, W 7° 22′ 38″ at OSM node n12466743269, and 56 km of total upstream flows in.
an unnamed river, which joins it at N 8° 50′ 48″, W 7° 37′ 49″ at OSM node n3884153349, and 49 km of total upstream flows in.
an unnamed river, which joins it at N 8° 45′ 36″, W 7° 44′ 17″ at OSM node n2742174535, and 40 km of total upstream flows in.
an unnamed river, which joins it at N 8° 45′ 29″, W 7° 24′ 18″ at OSM node n12466743334, and 34 km of total upstream flows in.
an unnamed river, which joins it at N 8° 41′ 4″, W 7° 22′ 24″ at OSM node n12466743264, and 33 km of total upstream flows in.
an unnamed river, which joins it at N 8° 50′ 36″, W 7° 31′ 56″ at OSM node n12466743376, and 31 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 25″, W 7° 47′ 7″ at OSM node n6396170406, and 30 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 23″, W 7° 50′ 29″ at OSM node n2594914102, and 26 km of total upstream flows in.
an unnamed river, which joins it at N 8° 41′ 2″, W 7° 22′ 11″ at OSM node n443211417, and 20 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 8″, W 7° 42′ 10″ at OSM node n3041557739, and 18 km of total upstream flows in.
an unnamed river, which joins it at N 8° 52′ 9″, W 7° 35′ 29″ at OSM node n3043136733, and 18 km of total upstream flows in.
an unnamed river, which joins it at N 8° 44′ 26″, W 7° 24′ 17″ at OSM node n12466743319, and 18 km of total upstream flows in.
an unnamed river, which joins it at N 8° 49′ 55″, W 7° 30′ 13″ at OSM node n3043137150, and 16 km of total upstream flows in.
an unnamed river, which joins it at N 8° 50′ 22″, W 7° 39′ 30″ at OSM node n3884153304, and 14 km of total upstream flows in.
an unnamed river, which joins it at N 8° 48′ 28″, W 7° 40′ 23″ at OSM node n3884153210, and 11 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 25″, W 7° 56′ 7″ at OSM node n6396224735, and 9 km of total upstream flows in.
an unnamed river, which joins it at N 8° 51′ 20″, W 7° 36′ 35″ at OSM node n12466743408, and 9 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 37″, W 7° 55′ 56″ at OSM node n6396224575, and 8 km of total upstream flows in.
an unnamed river, which joins it at N 8° 48′ 46″, W 7° 28′ 56″ at OSM node n12985941147, and 7 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 2″, W 7° 43′ 20″ at OSM node n12892694507, and 7 km of total upstream flows in.
an unnamed river, which joins it at N 8° 36′ 5″, W 7° 14′ 30″ at OSM node n12887469094, and 6 km of total upstream flows in.
an unnamed river, which joins it at N 8° 47′ 23″, W 7° 53′ 42″ at OSM node n2594914265, and 6 km of total upstream flows in.
an unnamed river, which joins it at N 8° 51′ 6″, W 7° 32′ 25″ at OSM node n3043135822, and 6 km of total upstream flows in.
an unnamed river, which joins it at N 8° 39′ 3″, W 7° 16′ 13″ at OSM node n443211328, and 6 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 40″, W 7° 26′ 59″ at OSM node n3884153085, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 8° 46′ 35″, W 7° 26′ 53″ at OSM node n3884153084, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 8° 48′ 50″, W 7° 39′ 52″ at OSM node n3884153247, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 8° 31′ 4″, W 7° 12′ 43″ at OSM node n443211164, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 8° 49′ 13″, W 7° 39′ 41″ at OSM node n3884153257, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 8° 45′ 14″, W 7° 46′ 13″ at OSM node n6396170472, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 8° 49′ 27″, W 8° 6′ 29″ at OSM node n2807640755, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 8° 47′ 18″, W 7° 41′ 31″ at OSM node n3884153175, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 8° 30′ 38″, W 7° 11′ 57″ at OSM node n12997069917, and 3 km of total upstream flows in.