Potential Impacts of Climate Change on U.S. Inland Flood Risk by Mid Century


Peter Sousounis, PhD
AIR Worldwide

Alastair Clarke, PhD
AIR Worldwide

Doug Fullam
AIR Worldwide


This report examines how inland flood risk and loss may change across the U.S. in the future because of climate change. The AIR Inland Flood Model for the U.S. and the AIR Hurricane Model for the U.S. were used to evaluate how changes in flooding will impact insurable losses in the future.


Potential Impacts of Climate Change on U.S. Inland Flood Risk by Mid Century 



The researchers wish to extend their gratitude to the POG members and SOA members for their guidance throughout the project and for their careful review of this report.


Project Oversight Group members:

Joan Barrett, FSA, MAAA; Consultant, Axene Health Partners

Laura Bass, FSA, MAAA;

Sam Gutterman, FSA, MAAA, FCAS, FCA, HONFIA, CERA; Director, PricewaterhouseCoopers

Steve Kolk, ACAS, MAAA; Climate Data Scientist, Kolkulations LLC

Julie Meadows, FSA, MAAA, CERA; Associate Director, Actuarial Services at UnitedHealth Group

Shone Mousseiri, ASA, ACIA, PRM, GradStat; Analyst, Manulife

Brad Paulis, ASA, MAAA, FCA; Partner, Continuing Care Actuaries

Didier Serre, FSA; Head of Climate Risk Modeling and Research; Clearsum

Manyu Wong, FSA, CERA; Business Steering Specialist, Vice President, Swiss Re

Cathy (Cici) Zhang, FSA, MAAA; Consulting Actuary, Milliman


At the Society of Actuaries:

Rob Montgomery, ASA, MAAA; Independent Consultant, Project Manager

Erika Schulty, Research Associate, Society of Actuaries

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