Image Title Abstract Category      Last Updated
100 Foot Elevation Polygons (LiDAR-based) Elevation polygons created from a three foot LiDAR DEM produced in 2008. The DEM is searchable under the Item Name DEM_LIDAR_PDX. Land 10/07/14 11:42 AM
1996 Flood Extent This data is maintained by and obtained from Metro GIS. Click the link above to view the Metro GIS metadata for this dataset. Hazard 05/11/16 07:34 PM
1998 Ortho Photo Index (Metro) This data is maintained by and obtained from Metro GIS. Click the link above to view the Metro GIS metadata for this dataset. Imagery 12/27/01 09:26 AM
2 foot contours (LiDAR-derived) 2' contours derived from 2004, 2005 and 2007 LiDAR data. All contours derived from bare-earth LiDAR point returns. The bare earth returns are a representation of the Earth's surface where all man-made structures and vegetation have been removed. Land 10/07/14 11:42 AM
2000 Census Tracts (Metro) This data is maintained by and obtained from Metro GIS. Click the link above to view the Metro GIS metadata for this dataset. Census 06/26/02 10:03 AM
2001 1ft Ortho Photo index Referance index for 2001 1ft resolution ortho photos for the greater metro area (tri-county). Imagery 02/19/02 09:25 AM
2007 Census Block Population 2007 Census Population Estimates for Multnomah, Clackamas and Washington Couties of Oregon and Clark County Washington. Census 08/20/07 04:27 PM
2010 Census Block Groups A Census Block Group is a geographical unit used by the United States Census Bureau which is between the Census Tract and the Census Block. It is the smallest geographical unit for which the bureau publishes sample data, i.e. data which is only collected from a fraction of all households. Census 07/08/15 07:41 AM
2010 Census Tracts This data is maintained by and obtained from Metro GIS. Click the link above to view the Metro GIS metadata for this dataset. Census 05/11/16 07:29 PM
abandoned_auto_districts_pdx Transportation - Right of Way Mgmt 07/28/16 06:47 PM