Federally-overlooked flood risk inequities in the conterminous United States.

Aaron Flores¹, Timothy Collins², Sara Grineski³, Mike Amodeo⁴, Jeremy Porter⁴, Christopher Sampson⁵, Oliver Wing⁵

¹School of Geographical Sciences and Urban Planning, Arizona State University, Lattie F. Coor Hall, 975 S Myrtle Ave, Tempe, AZ, 85281, USA. aaron.b.flores@asu.edu.

²Department of Geography, University of Utah, Salt Lake City, USA.

³Department of Sociology, University of Utah, Salt Lake City, USA.

⁴First Street Foundation, Brooklyn, USA.

⁵Fathom-Global, Bristol, UK.

PubMed PMC DOI PDF

Abstract

Climate change is exacerbating flood risks globally. In the U.S., Federal Emergency Management Agency (FEMA) Flood Insurance Rate Maps (FIRMs) delineate areas at high flood risk (i.e., 100-year floodplains), however, FIRMs are incomplete and outdated. We utilize risk estimates from advanced flood modeling and sociodemographic data at the census tract level to examine inequities in risk to federall…

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