List - Federal Geospatial Data Sources
Overview
Curated collection of federal, state, and government geospatial data sources available for integration into applications. These sources provide authoritative data for elevation, boundaries, flood hazards, demographics, and natural resources.
USGS - Elevation & Terrain
Resource Description Links 3DEP (3D Elevation Program) High-resolution elevation data for the US Website - API The National Map USGS geospatial data portal Website - Downloader NED (National Elevation Dataset) Legacy elevation data (now part of 3DEP) Website LIDAR Explorer Point cloud and LIDAR data access Website
Census Bureau - Demographics & Boundaries
Resource Description Links TIGER/Line Shapefiles Boundaries, roads, water features Website Cartographic Boundary Files Simplified boundaries for mapping Website TIGERweb Web mapping service for Census geography Website Census API Demographic data with geometry Website American Community Survey Demographic estimates API Website
FEMA - Flood & Hazard Data
Resource Description Links National Flood Hazard Layer (NFHL) Flood zones, FIRMs, floodplain boundaries Website - National Flood Hazard Layer (NFHL) NFHL Viewer Interactive flood map viewer Website Map Service Center (MSC) Official FEMA flood map downloads Website FEMA GIS Services ArcGIS REST services for NFHL ArcGIS
NOAA - Weather & Environmental
Resource Description Links NOAA Data Catalog Environmental and climate data Website National Weather Service API Weather forecasts and alerts API Docs Coastal LIDAR Coastal elevation data Website NCEI (Climate Data) Historical climate records Website
USDA/NRCS - Soils & Agriculture
Resource Description Links SSURGO Detailed soil survey data Website STATSGO2 State soil geographic database Website Web Soil Survey Interactive soil data access Website CropScape Cropland data layers Website NAIP Imagery Aerial imagery Website
EPA - Environmental
Resource Description Links EnviroAtlas Environmental data and mapping Website Facility Registry Service Regulated facility locations Website WATERS GeoViewer Water quality and watershed data Website
BLM - Public Lands
Resource Description Links General Land Office Records Historical land patents Website Public Land Survey System Township/Range/Section data Website BLM Geospatial Data Land management boundaries Website
National Park Service
Resource Description Links NPS Open Data Park boundaries and facilities Website IRMA Data Store NPS resource management data Website
Multi-Agency Portals
Resource Description Links GeoPlatform Federal geospatial data catalog Website Data.gov Federal open data portal Website HIFLD Open Homeland infrastructure data Website US Interagency Elevation Inventory Elevation data catalog Website
Notes
Appendix
Created: 2024-12-22 | Modified: 2024-12-22
See Also
Backlinks
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