The region of Banská Štiavnica lacks significant sources of flowing surface water. That is why tajchy were designed to store water derived from precipitation. Channels with the overall length of 72 km diverted water from the rain and melting snow to sixty reservoirs.
The region's lack of significant surface water led to the construction of tajchy to accumulate precipitation-derived water. Channels stretching 72 kilometers channeled this water into sixty storage facilities.