木古内川

木古内川 is 16 km long, and has a stream level of 0.

Map of 木古内川

This area: WaterwayMap main

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Distributaries / Outflows

It has 1 side channels.

木古内川 flows into the sea: 151 km flows in at N 41° 40′ 18″, E 140° 26′ 14″ at OSM node n1452122387.

Tributaries

木古内川 has 11 tributaries.

中野川, which joins it at N 41° 40′ 27″, E 140° 25′ 10″ at OSM node n1452257288, and 53 km of total upstream flows in.

瓜谷川, which joins it at N 41° 41′ 5″, E 140° 23′ 5″ at OSM node n1452261062, and 33 km of total upstream flows in.

トンガリ川, which joins it at N 41° 41′ 46″, E 140° 19′ 43″ at OSM node n1452301277, and 12 km of total upstream flows in.

弥七川, which joins it at N 41° 41′ 10″, E 140° 20′ 27″ at OSM node n1452261471, and 10 km of total upstream flows in.

ヨビタラシ川, which joins it at N 41° 41′ 26″, E 140° 21′ 31″ at OSM node n1452298410, and 7 km of total upstream flows in.

(unnamed), which joins it at N 41° 42′ 12″, E 140° 19′ 22″ at OSM node n1452305745, and 5 km of total upstream flows in.

峠沢川, which joins it at N 41° 42′ 12″, E 140° 19′ 22″ at OSM node n1452305745, and 3 km of total upstream flows in.

吉堀川, which joins it at N 41° 41′ 20″, E 140° 22′ 19″ at OSM node n1452297299, and 2 km of total upstream flows in.

エコノ沢川, which joins it at N 41° 40′ 33″, E 140° 24′ 29″ at OSM node n1452257594, and 2 km of total upstream flows in.

五平沢川, which joins it at N 41° 40′ 29″, E 140° 25′ 34″ at OSM node n1452257278, and 2 km of total upstream flows in.

川渕沢川, which joins it at N 41° 40′ 51″, E 140° 23′ 48″ at OSM node n1452259856, and 1 km of total upstream flows in.