0011-4561 Application of mathematical models for prognosing the failures in water supply systems ‒ the Krakow case study Application of mathematical models for prognosing the failures in water supply systems ‒ the Krakow case study Iwanejko Ryszarda author Instytut Zaopatrzenia w Wodę i Ochrony Środowiska, Wydział Inżynierii Środowiska, Politechnika Krakowska Correspondence to: Ryszarda Iwanejko 13 02 2012 Środowisko Zeszyt 2-Ś (23) 2012 2012 139 148 Copyright © 2012 2012 <p> The optimal strategy of the water supply system operation should consider the current conditions as well as the future prognosis. In the work some mathematical models have been presented, that may be applied for the both short-term and mid-term predictions. The models have been used for the analysis of failures in the City of Krakow water supply system.</p>