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

ResourceDescriptionLinks
3DEP (3D Elevation Program)High-resolution elevation data for the USWebsite - API
The National MapUSGS geospatial data portalWebsite - Downloader
NED (National Elevation Dataset)Legacy elevation data (now part of 3DEP)Website
LIDAR ExplorerPoint cloud and LIDAR data accessWebsite

Census Bureau - Demographics & Boundaries

ResourceDescriptionLinks
TIGER/Line ShapefilesBoundaries, roads, water featuresWebsite
Cartographic Boundary FilesSimplified boundaries for mappingWebsite
TIGERwebWeb mapping service for Census geographyWebsite
Census APIDemographic data with geometryWebsite
American Community SurveyDemographic estimates APIWebsite

FEMA - Flood & Hazard Data

ResourceDescriptionLinks
National Flood Hazard Layer (NFHL)Flood zones, FIRMs, floodplain boundariesWebsite - National Flood Hazard Layer (NFHL)
NFHL ViewerInteractive flood map viewerWebsite
Map Service Center (MSC)Official FEMA flood map downloadsWebsite
FEMA GIS ServicesArcGIS REST services for NFHLArcGIS

NOAA - Weather & Environmental

ResourceDescriptionLinks
NOAA Data CatalogEnvironmental and climate dataWebsite
National Weather Service APIWeather forecasts and alertsAPI Docs
Coastal LIDARCoastal elevation dataWebsite
NCEI (Climate Data)Historical climate recordsWebsite

USDA/NRCS - Soils & Agriculture

ResourceDescriptionLinks
SSURGODetailed soil survey dataWebsite
STATSGO2State soil geographic databaseWebsite
Web Soil SurveyInteractive soil data accessWebsite
CropScapeCropland data layersWebsite
NAIP ImageryAerial imageryWebsite

EPA - Environmental

ResourceDescriptionLinks
EnviroAtlasEnvironmental data and mappingWebsite
Facility Registry ServiceRegulated facility locationsWebsite
WATERS GeoViewerWater quality and watershed dataWebsite

BLM - Public Lands

ResourceDescriptionLinks
General Land Office RecordsHistorical land patentsWebsite
Public Land Survey SystemTownship/Range/Section dataWebsite
BLM Geospatial DataLand management boundariesWebsite

National Park Service

ResourceDescriptionLinks
NPS Open DataPark boundaries and facilitiesWebsite
IRMA Data StoreNPS resource management dataWebsite

Multi-Agency Portals

ResourceDescriptionLinks
GeoPlatformFederal geospatial data catalogWebsite
Data.govFederal open data portalWebsite
HIFLD OpenHomeland infrastructure dataWebsite
US Interagency Elevation InventoryElevation data catalogWebsite

Notes


Appendix

Created: 2024-12-22 | Modified: 2024-12-22

See Also


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