The dam is situated eastern of Žamberk. It was built in the years 1932-38 on the river Divoká Orlice in altitude 469 m. The dam-lake is 7 km long, with area 110 ha. The dam has hight 43m. about 1 km under the main dam there was built second, smaller dam. The former iron bridge across the river was replaced by new, 25m high concrete bridge with 2 spans. At the banks of dam there are many recreational objects and places for swimming or camping.