Future Floodplain 2020s

This is the 500-Year Floodplain for the 2020s based on FEMA's Preliminary Work Map data and the New York Panel on Climate Change's 90th Percentile Projects for Sea-Level Rise (11 inches). Please see the Disclaimer PDF for more information. Data Provided by the Mayor's Office of Long-Term Planning and Sustainability (OLTPS) on behalf of CUNY Institute for Sustainable Cities (CISC) and the New York Panel on Climate Change (NPCC).
Organization: City of New York
Organization URL: https://catalog.data.gov/organization/nyc-ny
Last updated: 2026-04-21
Tags: climate, climate change, maps, ocean, oltps, sea level rise maps (2020s 500-year floodplain)