小洞谷

小洞谷 is 752 m long, and has a stream level of 3.

Map of 小洞谷

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Distributaries / Outflows

小洞谷 flows into 馬瀬川 , which it joins at N 35° 54′ 25″, E 137° 8′ 46″ at OSM node n725995181, and there 96 km of total upstream flows in.

Tributaries

小洞谷 has 0 tributaries.