Horai Dam

Overview

Horai Dam is a hydroelectric dam built on the Abukuma River, straddling the boundary between Nihonmatsu and Fukushima cities in Fukushima Prefecture. Also known as the Iino Weir or Iino Dam, it is a 21.5-meter gravity concrete dam operated by Tohoku Electric Power.

Highlights

• ●A 21.5-meter gravity concrete dam built on the Abukuma River, a Class A river
• ●Also known by the alternate names Iino Weir and Iino Dam
• ●Operated by Tohoku Electric Power, it supplies water to the Horai and Iino power stations
• ●The two power stations together generate up to 38,730 kilowatts of electricity

History

Horai Dam was built at the boundary of Shimokawasaki in Nihonmatsu and Iino in Fukushima City, harnessing the flow of the Abukuma River for hydroelectric power. It supplies water to Tohoku Electric Power's Horai and Iino power stations and is recognized as one of Japan's modern civil engineering heritage sites.

Map

37.6447, 140.5281 · Wikidata

Suggested itinerary

1. 1Follow the Abukuma River to the boundary of Nihonmatsu and Fukushima cities where Horai Dam stands
2. 2View the gravity concrete dam structure from along the riverbank
3. 3Learn about how water is channeled from the dam to the power stations
4. 4Take in the river's flow together with the scenery around the dam

Did you know?

💡 Horai Dam, also called the Iino Weir or Iino Dam, is counted among Japan's modern civil engineering heritage sites.

Nearby spots