optimalisation; develop; trend models; arrivals; departures

One of the water service impositions is to predicate water requirement in given region. This problem gains importance especially in connection with long-term investments like pattern reconstruction. This article analyzes water requirement in the pilot region Ostrava and it tests predict ability of some models for water requirement development assesment at the same time. The centre of this paper is quantitative and qualitative analysis during the period 1980 ? 1998 and its prediction. This problem express itself practically in all over the world in such measure, that water problems transcend the state borders and it becomes global problem. As however minimal water quantity is inevitable for society life on given development degree, it´s very important for further capital intentions to try to forecast consumption advancement.

One of the water service impositions is to predicate water requirement in given region. This problem gains importance especially in connection with long-term investments like pattern reconstruction. This article analyzes water requirement in the pilot region Ostrava and it tests predict ability of some models for water requirement development assesment at the same time. The centre of this paper is quantitative and qualitative analysis during the period 1980 ? 1998 and its prediction. This problem express itself practically in all over the world in such measure, that water problems transcend the state borders and it becomes global problem. As however minimal water quantity is inevitable for society life on given development degree, it´s very important for further capital intentions to try to forecast consumption advancement.