Murayamashimo Dam

(Redirected from Lower Murayama Dam)

Murayamashimo Dam is an earth-fill dam located in Tokyo prefecture in Japan. The dam is used to collect drinking water for Tokyo. The catchment area of the dam is 2 km2. The dam impounds about 111 ha of land when full and can store 12.14 million cubic meters of water. The construction of the dam was started on 2003 and completed in 2008.[1]

Murayamashimo Dam
LocationTokyo, Japan
Coordinates35°45′48″N 139°26′25″E / 35.76333°N 139.44028°E / 35.76333; 139.44028
Construction began2003
Opening date2008
Dam and spillways
Type of damEmbankment
ImpoundsTama River
Height32.6 m (107 ft)
Length610 m (2,000 ft)
Reservoir
CreatesTama Lake
Total capacity12,140,000 m3 (429,000,000 cu ft)
Catchment area2 km2 (0.77 sq mi)
Surface area111 hectares

The reservoir is divided into two parts, namely Upper Murayama which lies on the western side and Lower Murayama which lies on the east side. They are interconnected with pipes. The dam stores the water from Tama river from two intakes and conveys to the Higashi Murayama and Sakai water purification plant.[2]

References

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  1. ^ "Murayamashimo Dam (Re) [Tokyo Pref.] - Dams in Japan". Retrieved 2022-02-22.
  2. ^ "Murayama and Yamaguchi Reservoirs(Lake Tama and Lake Sayama) - Tokyo Metropolitan Government Welcome to TOKYO Waterworks". Retrieved 2022-02-22.