links

The following is a fairly comprehensive list of online GIS data sources. If you find others, or if a link is broken, please let me know.

Portland-area

• Metro RLIS Data
• PortlandMaps Open Data
• CIVICAPPS apps & data for Greater Portland
• City of Portland Metadata

Oregon

• Oregon Spatial Data Library
• Oregon Imagery Explorer
• Oregon LiDAR Data
• Oregon Digital Ortho Quads (DOQs)
• Department of Forestry - State Forests Data
• HJ Andrews Experimental Forest
• Department of Fisheries and Wildlife
• US Fish and Wildlife Service
• Oregon Bureau of Land Management
• USGS Willamette Basin Data
• NRCS Oregon Soil Survey
• Mount Hood National Forest
• Willamette National Forest
• Crater Lake Data Clearinghouse
• Klamath WebGIS
• Northwest Clearinghouse (Geology, PSU)

Washington

• Department of Ecology
• Department of Natural Resources
• Department of Transportation
• Department of Health
• Washington State Geospatial Data Archive
• Gifford Pinchot National Forest
• US Fish and Wildlife Service
• GAP Data
• Olympic Peninsula Clearinghouse
• Washington Geospatial Data Clearinghouse

Pacific Northwest

• Pacific Northwest LiDAR Data
• Interior Columbia Basin Ecosystem Management Project
• Northwest Habitat Institute
• PNW Hydrography Framework
• Regional Ecosystem Office
• StreamNet

U.S.

• USGS Elevation Data
• USGS Land Use and Land Cover Data
• USGS Aerial Photography
• USGS Satellite & Aerial Imagery Downloads
• USGS DRGs and DLGs
• USDA Geospatial Data Gateway (natural resource data and soil surveys)
• GeoCommunity Free GIS Data
• Geospatial One-Stop
• National Atlas
• National Hydrography Database
• National Wetlands Inventory
• National Geophysical Data Center
• National Park Service
• PRISM Climate Data
• EPA Geospatial Data
• NatureServe
• Census data
• Census Cartographic Boundary Files
• Census 2000 Data Tables Download
• National Historical GIS
• National Archive of Criminal Justice Data
• Health Data
• National Center for Health Statistics
• State Statistics
• Nation Statistics
• FGDC Clearinghouse
• National Parks Service Maps

Other

• ESRI's ArcGIS Online
• Trimble (Google) 3D Warehouse
• Alexandria Digital Library
• Center for International Earth Science Information Network (CIESIN)
• Microsoft's Terraserver
• USGS Global Visualization Viewer
• United Nations Environment Programme
• MarineGIS
• California Spatial Information Library
• Utah GIS Portal
• Montana Geographic Information Clearinghouse
• Idaho Geodata
• Shaded Relief -- Ideas and Techniques
• FlexProjector Custom Projections
• NY Taxi Cab
• BPA Story Map
• Crystal Springs Digital Tour
• GPS Origin Story - Steve Johnson (starts @ 12:15)