大洞川

大洞川 is 5 km long, and has a stream level of 3.

Map of 大洞川

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Distributaries / Outflows

大洞川 flows into 善光寺川 , which it joins at N 35° 5′ 47″, E 136° 5′ 13″ at OSM node n971493940, and there 17 km of total upstream flows in.

Tributaries

大洞川 has 0 tributaries.