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City
Sea Level Rise Maps (2080s 100-year Floodplain)
City of New York —
This is the 100-Year Floodplain for the 2080s based on FEMA's Preliminary Work Map data and the New York Panel on Climate Change's 90th Percentile Projects for Sea-... -
Federal
BETA - Hazard Exposure: National Highway System Bridges
Department of Transportation —
The BETA - Hazard Exposure: National Highway System Bridges dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of... -
City
Sea Level Rise Maps (2100 100-year Floodplain)
City of New York —
This is the 100-Year Floodplain for 2100 based on FEMA's Preliminary Work Map data and the New York Panel on Climate Change's 90th Percentile Projects for Sea-Level... -
State
Geologic map of the south-central Sagavanirktok Quadrangle, North Slope, Alaska
State of Alaska —
Geologic map of the south-central Sagavanirktok Quadrangle, North Slope, Alaska, Report of Investigation 2014-4, presents 1:63,360-scale geologic mapping of the... -
County
Floodplain District Permit
Montgomery County of Maryland —
The purpose of a Floodplain District Permit (FPDP) is to control floodplain development in order to protect persons and property from danger and destruction and to... -
State
Alaska Coastal Profile Tool (ACPT)
State of Alaska —
Alaska Coastal Profile Tool (ACPT), Digital Data Series 7 v.2, provides shoreface elevation measurements collected by various stakeholders since the 1960s; many of... -
Federal
Geomorphometry for Streams and Floodplains in the Chesapeake and Delaware Watersheds
Department of the Interior —
Geomorphometry for Streams and Floodplains in the Chesapeake and Delaware Watersheds was generated as part of the project Quantifying Floodplain Ecological Processes... -
Floodplains from 2023
District of Columbia —
The National Flood Hazard Layer (NFHL) data incorporates all Flood Insurance Rate Map (FIRM) databases published by the Federal Emergency Management Agency (FEMA), and... -
Federal
Geospatial Data and Surface-Water Model Archive for a Flood-Inundation Mapping Study of the Wabash River at Lafayette, Indiana.
Department of the Interior —
The development and the generation of the datasets that are published through this data release, were based on the results and findings of the report mentioned here:... -
Federal
Geospatial and model dataset for flood-Inundation maps in a 10-mile reach of the Sabinal River and a 7-mile reach of the West Sabinal River near Utopia, Texas, 2021
Department of the Interior —
This data release documents the digital data used to produce flood-inundation maps for a range of gage heights (stages) for the Sabinal River near Utopia, Tex. The... -
Federal
Shapefiles depicting the 2D HEC-RAS hydraulic modeling domains
Department of the Interior —
The shapefiles depict the 2D HEC-RAS hydraulic modeling domains used for the simulations described in the associated publication. Model domains were delineated in the... -
Federal
Estimated floodplain map for the conterminous United States
U.S. Environmental Protection Agency —
Understanding the relationship between flood inundation and floodplains is critical for ecosystem and community health and well-being, as well as targeting floodplain... -
Floodplain General Structures
District of Columbia —
Location and attributes for flood control structures shown on the flood profile and FIRM. This table is required whenever hydraulic structures are shown in the flood... -
Federal
Geospatial and model dataset for flood-Inundation maps in a 10-mile reach of the Sabinal River and a 7-mile reach of the West Sabinal River near Utopia, Texas, 2021
Department of the Interior —
This data release documents the digital data used to produce flood-inundation maps for a range of gage heights (stages) for the Sabinal River near Utopia, Tex. The... -
Federal
EnviroAtlas - Portland, ME - People and Land Cover in Floodplains by Block Group
U.S. Environmental Protection Agency —
This EnviroAtlas dataset describes the total counts and percentage of population, land area, and impervious surface in the 1% Annual Chance Flood Hazard area or 0.2%... -
Federal
GFPLAIN90_NorthAmerica
U.S. Environmental Protection Agency —
All floodplains were derived using modified scripts from GFPLAIN v1.0 (https://github.com/fnardi/GFPLAIN). This data was created by modifying the scripts to work with... -
City
Floodplain Boundaries
Town of Chapel Hill, North Carolina —
Floodplain boundaries for Chapel Hill, North Carolina as delineated by the FEMA Digital Flood Insurance Rate Mapping Program. -
Federal
Data release for the geologic map of the Fort Morgan 7.5' quadrangle, Morgan County, Colorado
Department of the Interior —
The Fort Morgan 7.5' quadrangle is located on the semiarid plains of northeastern Colorado, along the South Platte River corridor where the river has incised into... -
Federal
Dynamic disequilibrium: recent widespread increases in vegetation cover on subarctic floodplains of Interior Alaska (2022, Ecosphere)
Department of the Interior —
This dataset underlies the analysis of riparian ecosystems conditions and change along 12 rivers in Interior Alaska by Frost et al., entitled "Dynamic disequilibrium:...