The Iwaonai dam is a multipurpose dam that was completed in 1971. At the Iwaonai Lake Shirakaba Campsite by Lake Iwaonai, visitors can enjoy a leisurely time in a natural setting surrounded by white birch trees. Fishing, canoeing and boating can also be enjoyed on the lake.
Teshio River of the Teshio river system
Concrete gravity dam
Flood control, provision of irrigation, city and industrial water, hydropower generation
Map code: 572 115 490*63