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100-Year Flood Zones
"One-hundred year" flood zones are areas estimated to have a 1% chance of flooding each year. Here, those zones are compared to FEMA estimates of actual Sandy flooding.
Actual Flooding Estimate
Based on Nov. 11, 2012 interim data from the FEMA Modeling Task Force Hurricane Sandy Impact Analysis
One-Percent Flood Zones
New Jersey maps from the latest FEMA Coastal Analysis and Mapping release. New York maps from the FEMA Map Service Center. NJ flood data for coastlines only and is unavailable north of Cape May Point. Map may contain data errors or omissions; consult official sources for life and property decisions.
Base map
Built with Mapbox & Open Street Maps
Made by
John Keefe, Stephen Reader, Steven Melendez and Louise Ma. Follow us @datanews, email us here.