{ "culture": "en-US", "name": "", "guid": "", "catalogPath": "", "snippet": "", "description": "Polygons representing slopes greater than or equal to 25% in the Portland urban services boundary area. Derived from 2014 3' resolution LiDAR bare-earth digital elevation model (DEM). All slopes average over a horizontal distance of 15'. Minimum area of contiguous slope is approximately 1/2 acre. Polygons were created, generalized and smoothed in ArcGIS 10.3.1.\n\n-- Additional Information:\nCategory: Land\nPurpose: For identifying steeply-slope areas within Portland.\nUpdate Frequency: None Planned\n\n-- Metadata Link:\nhttps://www.portlandmaps.com/metadata/index.cfm?&action=DisplayLayer&LayerID=52978", "summary": "", "title": "Slopes 25% or greater (LiDAR)", "tags": [], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": "NaN", "maxScale": "NaN", "spatialReference": "", "accessInformation": "Portland Bureau of Planning and Sustainability", "licenseInfo": "", "portalUrl": "" }