Geographic Data Portals—Downloadable Data

Sharing and Accessing Spatial Data Via the Web

Geography Network, www.geographynetwork.com, is a collaborative, multiparticipant system for publishing, sharing, and using digital geographic information on the Internet.

Featured Downloadable Data

• Census 2000 TIGER/Line Data

• FEMA Q3 Flood Data
• Tele Atlas Dynamap/Canada Street Data
• Tele Atlas Dynamap/2000 U.S. Street Data
• USGS NED
• ESRI World Basemap Data—GIS Tutorial, workbook errata

Geodata.gov, www.geodata.gov, is part of the E·Gov initiative providing access to geospatial data and information.

Data Categories

• Administrative and Political Boundaries
• Agriculture and Farming
• Atmosphere and Climatic
• Biology and Ecology
• Business and Economic
• Cadastral
• Cultural, Society, and Demographic
• Elevation and Derived Products
• Environment and Conservation
• Imagery and Base Maps
• Inland Water Resources
• Locations and Geodetic Networks
• Oceans and Estuaries
• Transportation Networks
• Utilities and Communication