於古発川
於古発川 is 376 m long, and has a stream level of 0.
Map of 於古発川
This area:
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osm.org Distributaries / Outflows
於古発川 flows into the sea:
376 m flows in at N 43° 11′ 50″, E 141° 0′ 14″ at OSM node n1451591118.
Tributaries
於古発川 has 0 tributaries.