久保洞
久保洞 is 1 km long, and has a stream level of 3.
Map of 久保洞
This area:
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osm.org Distributaries / Outflows
久保洞 flows into 栗巣川
, which it joins at
N 35° 49′ 43″, E 136° 56′ 9″
at OSM node
n726066798,
and there 9 km of total upstream flows in.
Tributaries
久保洞 has 0 tributaries.