Executive Summary:
This report presents a comprehensive analysis of the flood extent and impact between August 1 and September 7, 2024, utilizing Sentinel-1 satellite imagery and auxiliary data. The estimated flood extent spans approximately 13,999 hectares, affecting a significant population and agricultural land.
Flood Extent Analysis:
The flood extent was estimated using Sentinel-1 satellite imagery acquired between August 5 and September 5, 2024. The analysis revealed a total flooded area of 13,999 hectares, with the most severe flooding occurring in low-lying areas and near water bodies.
Impact Assessment:
Population Exposure:
An estimated 30,571 people are exposed to the flood, based on the Global Human Settlement Layer (GHSL) 2015 data with a resolution of 250 meters. This estimate may not reflect the actual number of people affected, as it relies on population data from 2015.
Cropland Affected:
Approximately 2,289 hectares of cropland are affected by the flood, according to the Moderate Resolution Imaging Spectroradiometer (MODIS) Land Cover 2020 data with a resolution of 500 meters. This estimate highlights the potential impact on agricultural productivity and food security.
Urban Areas Affected:
According to the MODIS Land Cover 2020 data, it is estimated that no urban areas was impacted by the flood. This assessment may be influenced by the timing of the imagery used to delineate the flood extent, which was captured on September 5, 2024.
Data Sources:
– Sentinel-1 satellite imagery (August 5 – September 5, 2024)
– Global Human Settlement Layer (GHSL) 2015 data (250m resolution)
– Moderate Resolution Imaging Spectroradiometer (MODIS) Land Cover 2020 data (500m resolution)
Disclaimer: This product has been derived automatically without validation data. All geographic information has limitations due to the scale, resolution, date and interpretation of the original source materials. No liability concerning the content or the use thereof is assumed by the producer.
Script produced by: UN-SPIDER December 2019
