<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>This paper presents a GIS based method of indicating flood extent in a mountainous river basin. Only main river with the valley is object of this analysis. The approach used in this work combines analysis of digital elevation model (DEM) obtained from LIDAR data with presence of alluvial soils and quaternary formations. In addition, in this article an attempt of calculating flood wave height for delineated floodplain is presented. The results are compared with floodplains derived from one of the products of country-scale project „IT system for protection against extraordinary hazards” (ISOK) which are flood hazard maps and with the extent of The Great Flood of 1997. Indication of the area flooded during Poland’s Great Flood in July 1997 is based on the hydrological data from Institute of Meteorology and Water Management – National Research Institute (IMGW – PIB).</p>
</abstract>

This paper presents a GIS based method of indicating flood extent in a mountainous river basin. Only main river with the valley is object of this analysis. The approach used in this work combines analysis of digital elevation model (DEM) obtained from LIDAR data with presence of alluvial soils and quaternary formations. In addition, in this article an attempt of calculating flood wave height for delineated floodplain is presented. The results are compared with floodplains derived from one of the products of country-scale project „IT system for protection against extraordinary hazards” (ISOK) which are flood hazard maps and with the extent of The Great Flood of 1997. Indication of the area flooded during Poland’s Great Flood in July 1997 is based on the hydrological data from Institute of Meteorology and Water Management – National Research Institute (IMGW – PIB).

Floodplain Delineation Based on Analysis of Digital Elevation Model, Soil Maps and Occurrence of Quaternary Formations

Wrocław University of Science and Technology

Archives of Photogrammetry, Cartography and Remote Sensing

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

This paper presents a GIS based method of indicating flood extent in a mountainous river basin. Only main river with the valley is object of this analysis. The...

Floodplain Delineation Based on Analysis of Digital Elevation Model, Soil Maps and Occurrence of Quaternary Formations

Published Online: May 21, 2020

Page range: 29 - 47

Received: Aug 10, 2019

Accepted: Sep 27, 2019

DOI: https://doi.org/10.2478/apcrs-2019-0003

Keywords
delimitation of soil method, DEM, quaternary formations, flood risk, spatial analysis

© 2020 Aleksandra Kozłowska, published by Sciendo

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

Floodplain Delineation Based on Analysis of Digital Elevation Model, Soil Maps and Occurrence of Quaternary Formations

Published Online: May 21, 2020

Page range: 29 - 47

Received: Aug 10, 2019

Accepted: Sep 27, 2019

DOI: https://doi.org/10.2478/apcrs-2019-0003

Keywordsdelimitation of soil method, DEM, quaternary formations, flood risk, spatial analysis

© 2020 Aleksandra Kozłowska, published by Sciendo

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

Keywords
delimitation of soil method, DEM, quaternary formations, flood risk, spatial analysis