The Iruma River (入間川, Iruma-gawa), is a river in Saitama Prefecture, Japan.[1][2] It is 63 kilometres (39 mi) long and has a watershed of 721 square kilometres (278 sq mi). The river rises from Mount Ōmochi in Hannō, Saitama and flows to the Arakawa River at Kawagoe, Saitama. Before the flood control projects in the Edo Period, when the Ara River was diverted into its course, the Iruma River flowed on its own into Edo Bay.
| Iruma River | |
|---|---|
 Iruma River in Hannō, Saitama | |
 | |
  | |
| Native name | 入間川 (Japanese) |
| Location | |
| Country | Japan |
| Physical characteristics | |
| Source | |
| • location | Mount Hannō in Hannō, Saitama |
| • elevation | 1,197 m (3,927 ft) |
| Mouth | |
• location | Arakawa River |
| Length | 63 km (39 mi) |
Basin size | 721 km2 (278 sq mi) |
References
edit- ↑ Group, Sasai Fossil Forest Research (1984). "Geology of the Sasai Fossil Forest in the Bedrock of Iruma River, Saitama Prefecture, Japan". Bull Saitama Mus Nat. 2.
{{cite journal}}:|last=has generic name (help) - ↑ "災害・防災情報：令和元年台風第19号による被害状況等について - 国土交通省". www.mlit.go.jp. Retrieved 2022-11-29.
External links
edit35°54′35″N 139°32′43″E / 35.90982°N 139.545139°E
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