Precise location
Combine parcel boundaries and address data for accurate property identification and spatial analysis.
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Geospatial data
Find authoritative and commercial geospatial sources for parcel boundaries, addresses, elevation, environmental risk, imagery, and location analysis.
Combine parcel boundaries and address data for accurate property identification and spatial analysis.
Use terrain, flood, wildfire, and environmental layers to understand location-specific risk.
Analyze zoning, land use, infrastructure, and physical constraints before development decisions.
Workflow
Identify authoritative sources and the commercial datasets needed for your geographic scope.
Normalize identifiers, coordinate systems, vintages, and geographic coverage before combining data.
Use GIS tools, maps, and spatial joins to turn location data into decisions and workflows.
Reference catalog
Start with the primary publisher when possible, then compare commercial products when you need normalization, support, or broader delivery options.
USGS elevation products and source data for terrain modeling, topographic analysis, and national-scale mapping.
Access: Public downloads and services from USGS.
Coastal geospatial datasets and tools for elevation, land cover, imagery, and coastal risk analysis.
Access: Public downloads and online tools from NOAA.
Census Bureau geographic files for legal and statistical areas, roads, addresses, and other mapping features.
Access: Public downloads from the US Census Bureau.
Standardized parcel data and property attributes delivered through files, maps, and developer products.
Access: Commercial plans and selected open parcel resources.
FEMA's geospatial flood hazard database for regulatory mapping and flood-risk analysis.
Access: Public map services and downloads.
EPA environmental records and services for regulated facilities, releases, water, waste, and related datasets.
Access: Public search, downloads, and web services.
Aerial imagery collected through the National Agriculture Imagery Program for mapping and land analysis.
Access: Public imagery services and downloads.
Long-running Earth observation imagery used for land-cover analysis, environmental monitoring, and change detection.
Access: Public downloads and cloud access.