Mu River (Hokkaidō)

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Mu River
鵡川
Mu River (Hokkaidō).jpg
Red and Blue Boulder Gorge (赤岩青巌峡, Aka-iwa-sei-gan-kyō) in Shimukappu (July 2000)
Native nameMu-kawa
Location
CountryJapan
StateHokkaido
RegionIburi, Kamikawa
DistrictYūfutsu
MunicipalitiesMukawa, Shimukappu
Physical characteristics
SourceMount Karifuri
 • locationShimukappu, Hokkaido, Japan
 • coordinates43°1′41″N 142°41′4″E / 43.02806°N 142.68444°E / 43.02806; 142.68444
 • elevation740 m (2,430 ft)
MouthPacific Ocean
 • location
Mukawa, Hokkaido, Japan
 • coordinates
42°33′45″N 141°55′1″E / 42.56250°N 141.91694°E / 42.56250; 141.91694Coordinates: 42°33′45″N 141°55′1″E / 42.56250°N 141.91694°E / 42.56250; 141.91694
 • elevation
0 m (0 ft)
Length135 km (84 mi)
Basin size1,270 km2 (490 sq mi)
Discharge 
 • average50.44 m3/s (1,781 cu ft/s)

Mu River (鵡川, Mu-kawa) is a river in Hokkaido, Japan. Located in Kamikawa and Iburi subprefectures, it is one of 13 major 'class 1' rivers on the island.

Course[]

The Mu River rises on the slopes of Mount Karifuri in the Hidaka Mountains.[1] It flows south and west until it reaches the Pacific Ocean at Mukawa.

Dams[]

Class 1 river
name
Class 2 river
name
Name Height
(m)
Water storage
capacity
(per 1000 m³)
Type Operator
Mu River Soshubetsu River Soshubetsu Dam 29.0 1,330 Concrete Hokkaido Electric Power Company
Mu River Hobetsu River Hobetsu Dam 38.2 10,330 Rockfill Hokkaido Regional Development Bureau

Tributaries[]

Shimukappu (upper reaches):

  • Horoka Tomamu River
  • Soshubetsu River
  • Pankeshuru River
  • Shimu River

Mukawa (lower reaches):

  • Ososukenai River
  • Tosano River
  • Horosaru River
  • Hobetsu River
  • Rubeshibe River
  • Kinausu River
  • Inaeppusawa River
  • Niwan River
  • Yunosawa River
  • Chin River

References[]

  1. ^ "鵡川". Ministry of Land,Infrastructure and Transport and Tourism Hokkaido Regional Development Bureau. Archived from the original on 2015-07-12. Retrieved 2009-05-04.


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