大石川

大石川 is 12 km long, and has a stream level of 2.

Map of 大石川

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大石川 flows into 旧大蜂川 , which it joins at N 40° 43′ 6″, E 140° 24′ 47″ at OSM node n753698060, and there 49 km of total upstream flows in.

大石川 has 3 tributaries.

(unnamed), which joins it at N 40° 41′ 31″, E 140° 19′ 55″ at OSM node n753824045, and 1 km of total upstream flows in.

(unnamed), which joins it at N 40° 42′ 25″, E 140° 22′ 59″ at OSM node n754041418, and 969 m of total upstream flows in.

(unnamed), which joins it at N 40° 41′ 43″, E 140° 21′ 7″ at OSM node n754006698, and 644 m of total upstream flows in.