L'Authie

Based on OpenStreetMap data, L'Authie is 98 km long.

L'Authie is in France, flowing through the subregions of Pas-de-Calais, Somme

Map

This area: WaterwayMap main

osm.org

Download GeoJSON JOSM isn't running...

Distributaries / Outflows

It has 4 side channels. (TODO fill in side channels)

L'Authie flows into the sea: 201 km of total upstream flows in at N 50° 24′ 4″, E 1° 32′ 34″ at OSM node n5224093593. L'Authie flows into an unnamed river , which it joins at N 50° 7′ 39″, E 2° 27′ 27″ at OSM node n1352293451, and there 27 km of total upstream flows in.

Tributaries

L'Authie has 20 tributaries.

Grouche, which joins it at N 50° 9′ 16″, E 2° 20′ 7″ at OSM node n1069681309, and 19 km of total upstream flows in.
an unnamed river, which joins it at N 50° 7′ 27″, E 2° 25′ 57″ at OSM node n3440901771, and 8 km of total upstream flows in.
La Gézaincourt, which joins it at N 50° 9′ 41″, E 2° 18′ 57″ at OSM node n1069684882, and 7 km of total upstream flows in.
an unnamed river, which joins it at N 50° 16′ 13″, E 2° 0′ 34″ at OSM node n513770291, and 6 km of total upstream flows in.
Le Fliers, which joins it at N 50° 22′ 14″, E 1° 37′ 31″ at OSM node n6175370702, and 6 km of total upstream flows in.
an unnamed river, which joins it at N 50° 18′ 46″, E 1° 54′ 11″ at OSM node n2297863901, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 50° 17′ 45″, E 1° 56′ 21″ at OSM node n1373185533, and 4 km of total upstream flows in.
an unnamed river, which joins it at N 50° 11′ 2″, E 2° 14′ 19″ at OSM node n1693186081, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 50° 14′ 8″, E 2° 6′ 26″ at OSM node n2484076217, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 50° 20′ 24″, E 1° 39′ 2″ at OSM node n420155823, and 3 km of total upstream flows in.
an unnamed river, which joins it at N 50° 7′ 28″, E 2° 25′ 44″ at OSM node n1692939812, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 50° 15′ 7″, E 2° 4′ 34″ at OSM node n1482076225, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 50° 15′ 5″, E 2° 4′ 37″ at OSM node n516038426, and 2 km of total upstream flows in.
an unnamed river, which joins it at N 50° 20′ 29″, E 1° 38′ 40″ at OSM node n9428879124, and 1 km of total upstream flows in.
an unnamed river, which joins it at N 50° 9′ 15″, E 2° 20′ 25″ at OSM node n1069682020, and 992 m of total upstream flows in.
an unnamed river, which joins it at N 50° 14′ 1″, E 2° 6′ 48″ at OSM node n518200787, and 591 m of total upstream flows in.
an unnamed river, which joins it at N 50° 11′ 17″, E 2° 13′ 49″ at OSM node n1693185600, and 576 m of total upstream flows in.
an unnamed river, which joins it at N 50° 13′ 3″, E 2° 10′ 1″ at OSM node n1693216862, and 374 m of total upstream flows in.
an unnamed river, which joins it at N 50° 16′ 43″, E 1° 59′ 2″ at OSM node n5362181437, and 270 m of total upstream flows in.
an unnamed river, which joins it at N 50° 12′ 39″, E 2° 10′ 46″ at OSM node n1693216881, and 138 m of total upstream flows in.