Articles | Volume 28, issue 3
Technical note
08 Feb 2024
Technical note |  | 08 Feb 2024

Technical Note: Resolution enhancement of flood inundation grids

Seth Bryant, Guy Schumann, Heiko Apel, Heidi Kreibich, and Bruno Merz

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Subject: Engineering Hydrology | Techniques and Approaches: Modelling approaches
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Cited articles

Aires, F., Miolane, L., Prigent, C., Pham, B., Fluet-Chouinard, E., Lehner, B., and Papa, F.: A Global Dynamic Long-Term Inundation Extent Dataset at High Spatial Resolution Derived through Downscaling of Satellite Observations, J. Hydrometeorol., 18, 1305–1325,, 2017. a
Alipour, A., Jafarzadegan, K., and Moradkhani, H.: Global sensitivity analysis in hydrodynamic modeling and flood inundation mapping, Environ. Modell. Softw., 152, 105398,, 2022. a
Apel, H.: hydro / rfm / RIM2D, (last access: 1 February 2024), 2023. a
Apel, H., Vorogushyn, S., and Merz, B.: Brief communication: Impact forecasting could substantially improve the emergency management of deadly floods: case study July 2021 floods in Germany, Nat. Hazards Earth Syst. Sci., 22, 3005–3014,, 2022. a, b, c, d, e
Banks, J. C., Camp, J. V., and Abkowitz, M. D.: Scale and Resolution Considerations in the Application of HAZUS-MH 2.1 to Flood Risk Assessments, Nat. Hazards Rev, 16, 04014025,, 2015. a
Short summary
A new algorithm has been developed to quickly produce high-resolution flood maps. It is faster and more accurate than current methods and is available as open-source scripts. This can help communities better prepare for and mitigate flood damages without expensive modelling.