<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper presents the results of estimation and comparison of risk of extreme floods on rivers of various hydrological regime. The hypothesis that extreme events occur with the same frequency in all rivers was rejected. The limit between extreme and common floods on 30 rivers from different geographical regions of Poland was defined on the basis of standardized flow-duration curve in 1971-2006. These analyses resulted in designing five curve groups. Four measures of flood magnitude have been proposed. The time distribution of extreme events during the last decades was estimated for the most dynamic rivers.</p></abstract>

The paper presents the results of estimation and comparison of risk of extreme floods on rivers of various hydrological regime. The hypothesis that extreme events occur with the same frequency in all rivers was rejected. The limit between extreme and common floods on 30 rivers from different geographical regions of Poland was defined on the basis of standardized flow-duration curve in 1971-2006. These analyses resulted in designing five curve groups. Four measures of flood magnitude have been proposed. The time distribution of extreme events during the last decades was estimated for the most dynamic rivers.

Estimation of the Degree of Extremality of High-Water Flows in Selected Rivers in Poland in 1971–2006

Faculty of Geography and Regional Studies, Department of Hydrology

Miscellanea Geographica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The paper presents the results of estimation and comparison of risk of extreme floods on rivers of various hydrological regime. The hypothesis that extreme...

Estimation of the Degree of Extremality of High-Water Flows in Selected Rivers in Poland in 1971–2006

Publié en ligne: 25 nov. 2018

Pages: 169 - 176

DOI: https://doi.org/10.2478/mgrsd-2010-0015

Mots clés
extreme flood, threshold values, standardized flow-duration curve, hydrological regime

© 2010 Barbara Nowicka, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Estimation of the Degree of Extremality of High-Water Flows in Selected Rivers in Poland in 1971–2006

Publié en ligne: 25 nov. 2018

Pages: 169 - 176

DOI: https://doi.org/10.2478/mgrsd-2010-0015

Mots clésextreme flood, threshold values, standardized flow-duration curve, hydrological regime

© 2010 Barbara Nowicka, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
extreme flood, threshold values, standardized flow-duration curve, hydrological regime