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Cited by 357

The DOI matches its Crossref record; 30 of the 30 references it cites were found in a registry or an index.

Validation of a 30 m resolution flood hazard model of the conterminous United States

Open access
Wing, Oliver E. J., Bates, Paul D., Sampson, Christopher C., Smith, Andrew M., Johnson, Kris A., Erickson, Tyler A.·2017·Water Resources Research

Abstract

This paper reports the development of a ∼30 m resolution two‐dimensional hydrodynamic model of the conterminous U.S. using only publicly available data. The model employs a highly efficient numerical solution of the local inertial form of the shallow water equations which simulates fluvial flooding in catchments down to 50 km 2 and pluvial flooding in all catchments. Importantly, we use the U.S. Geological Survey (USGS) National Elevation Dataset to determine topography; the U.S. Army Corps of Engineers National Levee Database to explicitly represent known flood defenses; and global regionalized flood frequency analysis to characterize return period flows and rainfalls. We validate these simulations against the complete catalogue of Federal Emergency Management Agency (FEMA) Special Flood Hazard Area (SFHA) maps and detailed local hydraulic models developed by the USGS. Where the FEMA SFHAs are based on high‐quality local models, the continental‐scale model attains a hit rate of 86%. This correspondence improves in temperate areas and for basins above 400 km 2. Against the higher quality USGS data, the average hit rate reaches 92% for the 1 in 100 year flood, and 90% for all flood return periods. Given typical hydraulic modeling uncertainties in the FEMA maps and USGS model outputs (e.g., errors in estimating return period flows), it is probable that the continental‐scale model can replicate both to within error. The results show that continental‐scale models may now offer sufficient rigor to inform some decision‐making needs with dramatically lower cost and greater coverage than approaches based on a patchwork of local studies.

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Metadata

Authors
Wing, O. E. J., Bates, P. D., Sampson, C. C., Smith, A. M., Johnson, K. A., & Erickson, T. A.
Venue
Water Resources Research
Published
2017-09
Volume
53
Issue
9
Pages
7968-7986
ISSN
  • 0043-1397 (ISSN-L)
  • 1944-7973
OpenAlex
W2740993754
Cited by
357
References
30
FWCI
13.82
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Validation of a 30 m resolution flood hazard model of the conterminous United States. https://app.cochat.ai/papers/10.1002/2017wr020917
The paper
Wing, O. E. J., Bates, P. D., Sampson, C. C., Smith, A. M., Johnson, K. A., & Erickson, T. A. (2017). Validation of a 30 m resolution flood hazard model of the conterminous United States. Water Resources Research. https://doi.org/10.1002/2017wr020917

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.