Contours

Elevation lines from United States Geological Survey (USGS) 7.5 minute quadrangle maps. Contour interval is 10, 20 or 40 feet, depending on quad. As additional quads become available from USGS, the map extent will be expanded. Date of last data update: 2002-07-31 This is official RLIS data. Contact Person: Joe Gordon [e-mail] Emailing the contact person listed above is the fastest way to get a response, but if you prefer to call, you can contact the Data Resource Center at 503-797-1742 and someone will return your call as soon as they are able. RLIS Metadata Viewer: https://gis.oregonmetro.gov/rlis-metadata/#/details/437 Terms of Use: https://rlisdiscovery.oregonmetro.gov/pages/open-database-license