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Federal
NOAA NEXt-Generation RADar (NEXRAD) Products NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level III weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,... -
Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
Federal
2025 NOAA NGS Emergency Response Imagery: Hurricane Melissa
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial imagery was acquired following Hurricane Melissa in targeted areas in Jamaica. The aerial photography missions were conducted by the NOAA Remote Sensing... -
Federal
Sea Level Trends: Sea Level Variations of the United States Derived from National Water Level Observation Network Stations NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Water level records are a combination of the fluctuations of the ocean and the vertical land motion at the location of the station. Monthly mean sea level (MSL)... -
Federal
Physical Oceanographic (Water Temperature and Conductivity) Data
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Center for Operational Oceanographic Products and Services (CO-OPS) is the authoritative source for accurate, reliable, and timely data on tides, water levels,... -
Federal
Preliminary Landslide Inventory for Landslides Triggered by Hurricane Helene (September 2024)
Department of the Interior —
We present a preliminary point inventory of landslides triggered by Hurricane Helene, which impacted southern Appalachia between September 25โ27, 2024. This inventory... -
Federal
2024 NOAA NGS Emergency Response Imagery: Hurricane Helene
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial imagery was acquired following Hurricane Helene. The aerial photography missions were conducted by the NOAA Remote Sensing Division. The images were acquired... -
Federal
Aerial Imagery of the Florida Gulf Coast: 2024-10-01 to 2024-10-04, Post-Hurricane Helene
Department of the Interior —
The U.S. Geological Survey (USGS) Remote Sensing Coastal Change (RSCC) project collects aerial imagery along coastal swaths with optimized endlap/sidelap and precise... -
Federal
EnviroAtlas - 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... -
Federal
NOAA Digital Coast Sea Level Rise and Coastal Flooding Impacts Viewer
National Oceanic and Atmospheric Administration, Department of Commerce —
The Sea Level Rise and Coastal Flooding Impacts Viewer depicts potential sea level rise and its associated impacts on the nation's coastal areas. These coastal areas... -
Federal
NOAA Next Generation Radar (NEXRAD) Level 3 Products
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level 3 weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,... -
Federal
NOAA/NCEI Blended Global Sea Surface Winds, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The NBSv2.0 dataset synthesizes observations from multiple satellites (up to 16 satellites since 1987) to create globally gridded, high-resolution 10 m neutral ocean... -
Federal
Rock mass quality and structural geology observations in northwest Prince William Sound, Alaska from the summer of 2021
Department of the Interior —
Multiple subaerial landslides adjacent to Prince William Sound, Alaska (for example, Dai and others, 2020; Higman and others, 2023; Schaefer and others, 2024) pose a... -
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
Deepwater Horizon MC252 GIS data from the Environmental Response Management Application (ERMA) collected and/or used during the DWH response between 1989-11-15 and 2015-11-30 in the Northern Gulf of Mexico
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains Environmental Response Management Application (ERMA) GIS layers used as part of the Programmatic Damage Assessment and Restoration Plan... -
Federal
British Columbia 3 arc-second Bathymetric Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
The 3 arc-second British Columbia DEM will be used to support NOAA's tsunami forecast system and for tsunami inundation modeling. This DEM covers the coastal area... -
Storm Surge Risk Areas
District of Columbia —
This data reflects areas with a risk of storm tide flooding from hurricanes, based on potential storm tide heights calculated by the National Weather Service's SLOSH... -
Federal
Modified topobathymetric elevation data for Lake Powell
Department of the Interior —
This dataset provides a modified version of the previously published Lake Powell topobathymetric digital elevation model (TBDEM; Poppenga and others, 2020). The... -
Federal
Global Wetlands Africa
U.S. Environmental Protection Agency —
This raster GIS dataset contains 30 meter cells depicting wetlands in a hydrobasin. This base dataset is a combination of three globally available datasets creating a... -
Federal
Coastal Flood Hazard Composite Layer for the Coastal Flood Exposure Mapper
National Oceanic and Atmospheric Administration, Department of Commerce —
This is a map service for the Coastal Flood Hazard Composite dataset. This dataset was created by combining hazard zones from the following datasets: FEMA V zones,...