保川
保川 is 142 m long, and has a stream level of 1.
Map of 保川
This area:
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osm.org Distributaries / Outflows
保川 flows into 極楽寺川
, which it joins at
N 35° 18′ 22″, E 139° 31′ 36″
at OSM node
n1817642785,
and there 808 m of total upstream flows in.
Tributaries
保川 has 0 tributaries.