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Layer: Slope 20% or greater (LiDAR) (ID: 127)

Parent Layer: Public Safety/Hazards

Name: Slope 20% or greater (LiDAR)

Display Field: Is_Water

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: Polygons representing slopes greater than or equal to 20% 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. --Additional Information: Category: Public Safety/Hazard Purpose: For identifying steeply-slope areas within Portland. Update Frequency: As Needed

Definition Expression: N/A

Copyright Text: Bureau of Planning and Sustainability

Default Visibility: true

MaxRecordCount: 4000

Supported Query Formats: JSON, AMF, geoJSON

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: false

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

Drawing Info: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: null

Supported Operations:   Query   Generate Renderer   Return Updates