Creating Flood Inundation Maps For Lower Sakarya River

Creating Flood Inundation Maps For Lower Sakarya River

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The Sakarya River Basin in Turkey frequently floods.The allure of riverside settlement and of nutrient-rich riverbank soil has led to extensive residential and agricultural development in flood plains.In this study, the 100 years return period possible flood carrying read more capacites of last 113 km of the Lower Sakarya Riverbed were investigated, also dam break and risk analyses were performed by applying different scenarios for the floods likely to occur.Flooding scenarios and water depth within the floodplain during Wash Tee these scenarios were calculated with the HEC-RAS software program and results were converted into a map in HEC-GeoRAS,ArcGIS 9x and ArcView 3.2 programs.

As a result, it was observed that the Lower Sakarya River is susceptible to flooding.Recent observations of the study area confirm the study findings.This study tries to underscore the importance of taking into account the different scenarios regarding flood prevention and reduction studies.