Miyagase Dam

Miyagase Dam
Official name宮ヶ瀬ダム
LocationKanagawa Prefecture, Japan
Coordinates35°32′32″N 139°14′57.6″E / 35.54222°N 139.249333°E / 35.54222; 139.249333
Construction began1971
Opening date2000
Operator(s)Ministry of Land, Infrastructure, Transport and Tourism (Japan)
Dam and spillways
Type of damGravity
ImpoundsNakatsu River
Height156 m (512 ft)
Length400 m (1,300 ft)
Reservoir
CreatesLake Miyagase
Total capacity193,000,000 m3 (6.8×109 cu ft)
Catchment area213.9 km2 (82.6 sq mi)
Surface area460 hectares

The Miyagase Dam (宮ヶ瀬ダム, Miyagase damu) is a dam on the Nakatsu River, a main tributary of the Sagami River in Aikō District, Kanagawa Prefecture, Japan. It straddles the border between the village of Kiyokawa, town of Aikawa and the former town of Tsukui (now part of the city of Sagamihara).