Hydro-technical constructions

The Bedřichov Reservoir, the Black Neisse

The Bedřichov reservoir on the Black Neisse is the highest reservoir in the Jizera Mountains. The Black Neisse stream always used to cause exceptional damage to industrial property in its lower reaches during heavy and prolonged rainfall...

The Bílá Desná Reservoir - The Failed Dam

In the 19th century the power of the Desná and Kamenice rivers was harnessed by the developing textile and glass industries burgeoning on their banks. To prevent floods the “Water Board for the Construction of a Reservoir on the Black Desná” was established in 1903 in Dolní Porubná...

The Dam and the Hydro-Power Plant on the Kwisa River near Leśna

The Kwisa river – a left-bank tributary of the Bóbr River, floating through the Izera Foothills accumulates water from an approximate area of 300 km2. This is an area cleared of trees due to a human activity. Often repeated floods, especially the catastrophic ones that occured late in the XIX century in 1888 and 1897, forced the authorities of the Silesia Province to build dams and reservoirs. Professor Otto Intze, from the Aachen University, worked out a safety system for the mountain rivers in the Sudety region...