La Semois

Based on OpenStreetMap data, La Semois is 186 km long.

La Semois flows through 2 countries:

Belgium, flowing through the subregions of Luxembourg, Namur
France, flowing through the subregions of Ardennes

Map

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Distributaries / Outflows

It has 10 side channels. (TODO fill in side channels)

La Semois flows into an unnamed river , which it joins at the following points: 7 km of total upstream flows in at N 49° 40′ 45″, E 5° 42′ 9″ at OSM node n8507359591 271 m of total upstream flows in at N 49° 40′ 29″, E 5° 41′ 18″ at OSM node n8510060057

Tributaries

La Semois has 111 tributaries.

La Rulles, which joins it at N 49° 41′ 16″, E 5° 31′ 35″ at OSM node n780761686, and 335 km of total upstream flows in.
La Vierre, which joins it at N 49° 42′ 0″, E 5° 25′ 10″ at OSM node n780755993, and 211 km of total upstream flows in.
Ruisseau des Aleines, which joins it at N 49° 48′ 31″, E 5° 9′ 53″ at OSM node n1120683111, and 58 km of total upstream flows in.
Ruisseau du Rux au Moulin, which joins it at N 49° 52′ 16″, E 4° 55′ 55″ at OSM node n1402165567, and 53 km of total upstream flows in.
La Vieille Rivière, which joins it at N 49° 39′ 28″, E 5° 39′ 3″ at OSM node n5882267642, and 31 km of total upstream flows in.
La Civanne, which joins it at N 49° 42′ 1″, E 5° 29′ 20″ at OSM node n5052858523, and 24 km of total upstream flows in.
L'Antrogne, which joins it at N 49° 46′ 3″, E 5° 15′ 10″ at OSM node n3008583942, and 21 km of total upstream flows in.
Ruisseau de Saint-Jean, which joins it at N 49° 53′ 11″, E 4° 50′ 22″ at OSM node n3687415534, and 18 km of total upstream flows in.
Ruisseau des Muno, which joins it at N 49° 48′ 24″, E 5° 12′ 55″ at OSM node n5448005862, and 17 km of total upstream flows in.
Ruisseau de Rodenbach, which joins it at N 49° 40′ 32″, E 5° 41′ 14″ at OSM node n5924568273, and 13 km of total upstream flows in.
an unnamed river, which joins it at N 49° 51′ 56″, E 4° 51′ 5″ at OSM node n9724206034, and 13 km of total upstream flows in.
La Breuvanne, which joins it at N 49° 41′ 52″, E 5° 29′ 15″ at OSM node n780755855, and 11 km of total upstream flows in.
Pré Thibeau, which joins it at N 49° 42′ 10″, E 5° 28′ 47″ at OSM node n4908132848, and 11 km of total upstream flows in.
Ruisseau de Mortinsart, which joins it at N 49° 40′ 25″, E 5° 35′ 23″ at OSM node n1048361195, and 11 km of total upstream flows in.
Ruisseau du Rébay, which joins it at N 49° 51′ 1″, E 4° 56′ 5″ at OSM node n8745779553, and 10 km of total upstream flows in.
Ruisseau de l'Enclos, which joins it at N 49° 40′ 17″, E 5° 36′ 27″ at OSM node n4743817794, and 10 km of total upstream flows in.
Ruisseau du Bonru, which joins it at N 49° 49′ 28″, E 4° 59′ 26″ at OSM node n1078637195, and 9 km of total upstream flows in.
Ruisseau de Bierbach, which joins it at N 49° 41′ 35″, E 5° 43′ 36″ at OSM node n5252833282, and 9 km of total upstream flows in.
La Liresse, which joins it at N 49° 50′ 5″, E 5° 1′ 31″ at OSM node n307867869, and 8 km of total upstream flows in.
an unnamed river, which joins it at N 49° 42′ 41″, E 5° 22′ 0″ at OSM node n1805786476, and 7 km of total upstream flows in.
Ruisseau de Gros Fays, which joins it at N 49° 51′ 12″, E 4° 58′ 4″ at OSM node n307867772, and 6 km of total upstream flows in.
Ruisseau de Parfondruth, which joins it at N 49° 47′ 44″, E 5° 11′ 20″ at OSM node n1955211233, and 6 km of total upstream flows in.
Le Plane, which joins it at N 49° 41′ 13″, E 5° 33′ 6″ at OSM node n5414211624, and 5 km of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 34″, E 5° 15′ 23″ at OSM node n5418241627, and 5 km of total upstream flows in.
Ruisseau de Sivry, which joins it at N 49° 40′ 4″, E 5° 37′ 15″ at OSM node n5312811703, and 5 km of total upstream flows in.
Ruisseau de Membre, which joins it at N 49° 51′ 51″, E 4° 54′ 4″ at OSM node n307864658, and 5 km of total upstream flows in.
Ruisseau de Bohan, which joins it at N 49° 51′ 51″, E 4° 53′ 1″ at OSM node n307840790, and 4 km of total upstream flows in.
Rau des Acenses, which joins it at N 49° 47′ 37″, E 5° 8′ 30″ at OSM node n9366988152, and 4 km of total upstream flows in.
La Lyre, which joins it at N 49° 52′ 59″, E 4° 45′ 0″ at OSM node n7415153058, and 4 km of total upstream flows in.
Ruisseau d'Ouru, which joins it at N 49° 52′ 43″, E 4° 52′ 16″ at OSM node n648456423, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 49″, E 5° 24′ 50″ at OSM node n6290698398, and 3 km of total upstream flows in.
Ruisseau de la Pirôye, which joins it at N 49° 47′ 31″, E 5° 2′ 37″ at OSM node n3293554691, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 4″, E 5° 9′ 27″ at OSM node n1443649926, and 3 km of total upstream flows in.
Hungerbruch, which joins it at N 49° 41′ 21″, E 5° 45′ 17″ at OSM node n7345937081, and 3 km of total upstream flows in.
Ruisseau des Burzais, which joins it at N 49° 47′ 37″, E 5° 13′ 41″ at OSM node n3916187430, and 3 km of total upstream flows in.
Ruisseau de la Madeleine, which joins it at N 49° 47′ 57″, E 5° 12′ 15″ at OSM node n12092013168, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 49° 44′ 18″, E 5° 21′ 3″ at OSM node n11216165097, and 2 km of total upstream flows in.
Ruisseau du Bochet, which joins it at N 49° 50′ 23″, E 4° 59′ 4″ at OSM node n4601189863, and 2 km of total upstream flows in.
Ruisseau de la Grosse Fontaine, which joins it at N 49° 40′ 3″, E 5° 37′ 16″ at OSM node n5312811746, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 55″, E 5° 47′ 42″ at OSM node n12676674073, and 2 km of total upstream flows in.
Ruisseau de Freylange, which joins it at N 49° 41′ 38″, E 5° 46′ 32″ at OSM node n4311096872, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 49° 51′ 15″, E 4° 58′ 1″ at OSM node n8206941876, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 44″, E 5° 47′ 49″ at OSM node n1412180590, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 49° 45′ 35″, E 5° 16′ 5″ at OSM node n13541558223, and 2 km of total upstream flows in.
Derrière le Pez, which joins it at N 49° 48′ 18″, E 5° 11′ 41″ at OSM node n497265190, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 30″, E 5° 34′ 52″ at OSM node n5569420527, and 2 km of total upstream flows in.
an unnamed river , which joins it at the following points: 336 m of total upstream flows in at N 49° 39′ 58″, E 5° 37′ 40″ at OSM node n968993652 1 km of total upstream flows in at N 49° 40′ 3″, E 5° 37′ 17″ at OSM node n5312811640
Ruisseau du Pré au Chêne, which joins it at N 49° 40′ 27″, E 5° 40′ 49″ at OSM node n10739372852, and 1 km of total upstream flows in.
Ruisseau de la Mauvaise Fagne, which joins it at N 49° 39′ 41″, E 5° 37′ 37″ at OSM node n5325609670, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 39′ 31″, E 5° 38′ 8″ at OSM node n968993430, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 39′ 39″, E 5° 39′ 16″ at OSM node n10588032303, and 1 km of total upstream flows in.
Minichebaach, which joins it at N 49° 41′ 21″, E 5° 44′ 18″ at OSM node n1038316792, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 22″, E 5° 9′ 39″ at OSM node n9574803457, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 52′ 48″, E 4° 53′ 54″ at OSM node n4598395402, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 29″, E 5° 8′ 24″ at OSM node n9671894283, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 24″, E 5° 15′ 31″ at OSM node n9793722485, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 53′ 4″, E 4° 53′ 23″ at OSM node n4282299086, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 23″, E 5° 2′ 31″ at OSM node n1741288451, and 1 km of total upstream flows in.
Drübach, which joins it at N 49° 41′ 44″, E 5° 47′ 43″ at OSM node n4193019698, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 48″, E 5° 23′ 14″ at OSM node n8698216460, and 919 m of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 19″, E 5° 19′ 18″ at OSM node n497259414, and 908 m of total upstream flows in.
Ruisseau du Vivier, which joins it at N 49° 40′ 23″, E 5° 40′ 28″ at OSM node n8632427290, and 898 m of total upstream flows in.
Ru de la Gire, which joins it at N 49° 53′ 20″, E 4° 48′ 17″ at OSM node n6611531972, and 897 m of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 27″, E 5° 9′ 23″ at OSM node n10108580960, and 895 m of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 48″, E 5° 18′ 3″ at OSM node n497259457, and 865 m of total upstream flows in.
Ruisseau du Pré des Mûres, which joins it at N 49° 39′ 59″, E 5° 39′ 49″ at OSM node n968993565, and 845 m of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 31″, E 5° 2′ 29″ at OSM node n4501224544, and 780 m of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 24″, E 5° 1′ 33″ at OSM node n8225518421, and 762 m of total upstream flows in.
Ruisseau de l'Étang, which joins it at N 49° 40′ 37″, E 5° 34′ 47″ at OSM node n5454397428, and 756 m of total upstream flows in.
an unnamed river , which joins it at the following points: 203 m of total upstream flows in at N 49° 39′ 20″, E 5° 38′ 42″ at OSM node n5864406188 470 m of total upstream flows in at N 49° 39′ 18″, E 5° 38′ 43″ at OSM node n5864406189
Ruisseau du Roz, which joins it at N 49° 40′ 7″, E 5° 40′ 8″ at OSM node n3266262230, and 637 m of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 28″, E 5° 10′ 23″ at OSM node n9574980434, and 634 m of total upstream flows in.
Ruisseau d'Aise, which joins it at N 49° 48′ 15″, E 5° 12′ 55″ at OSM node n3693554339, and 616 m of total upstream flows in.
Ruisselet Eva, which joins it at N 49° 49′ 39″, E 5° 1′ 31″ at OSM node n10092115248, and 572 m of total upstream flows in.
an unnamed river, which joins it at N 49° 51′ 56″, E 4° 51′ 36″ at OSM node n10746401189, and 544 m of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 4″, E 5° 7′ 28″ at OSM node n4598532512, and 543 m of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 18″, E 5° 36′ 21″ at OSM node n5274507584, and 537 m of total upstream flows in.
an unnamed river, which joins it at N 49° 49′ 25″, E 4° 59′ 50″ at OSM node n307867831, and 522 m of total upstream flows in.
an unnamed river, which joins it at N 49° 45′ 34″, E 5° 13′ 39″ at OSM node n1078886861, and 508 m of total upstream flows in.
an unnamed river, which joins it at N 49° 44′ 54″, E 5° 15′ 0″ at OSM node n8635254776, and 497 m of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 21″, E 5° 3′ 58″ at OSM node n12866476771, and 489 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 9″, E 5° 33′ 24″ at OSM node n9301651234, and 488 m of total upstream flows in.
an unnamed river, which joins it at N 49° 44′ 25″, E 5° 19′ 43″ at OSM node n10847130929, and 440 m of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 53″, E 5° 10′ 13″ at OSM node n12092045727, and 437 m of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 8″, E 5° 2′ 55″ at OSM node n5555791449, and 388 m of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 33″, E 5° 17′ 32″ at OSM node n7367277509, and 371 m of total upstream flows in.
an unnamed river, which joins it at N 49° 46′ 46″, E 5° 7′ 50″ at OSM node n13523577535, and 361 m of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 29″, E 5° 35′ 6″ at OSM node n1412624041, and 354 m of total upstream flows in.
an unnamed river, which joins it at N 49° 48′ 9″, E 5° 11′ 29″ at OSM node n12091962631, and 342 m of total upstream flows in.
an unnamed river, which joins it at N 49° 44′ 33″, E 5° 19′ 18″ at OSM node n8545179508, and 287 m of total upstream flows in.
an unnamed river, which joins it at N 49° 49′ 0″, E 5° 2′ 34″ at OSM node n10920289022, and 236 m of total upstream flows in.
an unnamed river, which joins it at N 49° 52′ 16″, E 4° 55′ 54″ at OSM node n9251204673, and 212 m of total upstream flows in.
an unnamed river, which joins it at N 49° 46′ 5″, E 5° 14′ 53″ at OSM node n1078885953, and 189 m of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 48″, E 5° 47′ 53″ at OSM node n5437940960, and 172 m of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 35″, E 5° 16′ 15″ at OSM node n497259501, and 160 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 25″, E 5° 45′ 21″ at OSM node n5180657811, and 125 m of total upstream flows in.
an unnamed river, which joins it at N 49° 39′ 33″, E 5° 37′ 44″ at OSM node n6148597222, and 109 m of total upstream flows in.
an unnamed river, which joins it at N 49° 42′ 29″, E 5° 16′ 18″ at OSM node n10084938608, and 106 m of total upstream flows in.
an unnamed river, which joins it at N 49° 42′ 36″, E 5° 26′ 55″ at OSM node n884754544, and 99 m of total upstream flows in.
La Civanne, which joins it at N 49° 41′ 54″, E 5° 29′ 27″ at OSM node n4922804901, and 98 m of total upstream flows in.
an unnamed river, which joins it at N 49° 53′ 9″, E 4° 50′ 24″ at OSM node n8748973346, and 87 m of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 29″, E 5° 35′ 6″ at OSM node n5523667118, and 86 m of total upstream flows in.
an unnamed river, which joins it at N 49° 40′ 41″, E 5° 48′ 23″ at OSM node n7500801948, and 78 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 17″, E 5° 43′ 5″ at OSM node n8507359669, and 76 m of total upstream flows in.
an unnamed river, which joins it at N 49° 42′ 43″, E 5° 27′ 11″ at OSM node n1286842225, and 70 m of total upstream flows in.
an unnamed river, which joins it at N 49° 47′ 38″, E 5° 2′ 26″ at OSM node n10311412453, and 68 m of total upstream flows in.
an unnamed river, which joins it at N 49° 43′ 35″, E 5° 17′ 22″ at OSM node n7367277507, and 62 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 10″, E 5° 34′ 26″ at OSM node n6145815191, and 50 m of total upstream flows in.
an unnamed river, which joins it at N 49° 44′ 15″, E 5° 21′ 55″ at OSM node n2100633343, and 30 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 13″, E 5° 33′ 7″ at OSM node n5454397596, and 29 m of total upstream flows in.
an unnamed river, which joins it at N 49° 41′ 10″, E 5° 34′ 14″ at OSM node n6145815196, and 17 m of total upstream flows in.