Takahara River

The Takahara River (高原川, Takahara-gawa) has its source at Mount Norikura in the northern part of Gifu Prefecture, Japan, and flows into Toyama Prefecture, where it joins with the Jinzū River. It is a Class 1 River.

Takahara River
Native name高原川
Location
CountryJapan
Physical characteristics
Source 
  locationMount Norikura
  elevation2,751 m (9,026 ft)
Mouth 
  location
Jinzū River
Length59.4 km (36.9 mi)
Basin size781.6 km2 (301.8 sq mi)
Discharge 
  average120 m3/s (4,200 cu ft/s)
Basin features
River systemJinzū River

The river was polluted with cadmium due to mining at the Kamioka mines (神岡鉱山 Kamioka Kōzan) and caused the itai-itai disease outbreak in downstream towns that began shortly before World War II.

River Communities

The river passes through or forms the boundary of the following communities:

Gifu Prefecture
Takayama, Hida
Toyama Prefecture
Toyama

References

    36°27′42″N 137°14′53″E (mouth)


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