Metadata: Modeled Impervious Area

Modeled Impervious Area

Category Boundary
Feature Dataset Name STAND-ALONE
Item Name emgaats_areas_bes_pdx
Database Type SDE
Originator City of Portland
Bureau Bureau of Environmental Services
Publication Date 06/16/2017
Abstract Impervious area maintained by the Bureau of Environmental Services Asset Systems Management group. These areas reflect the building, parking lot and street impervious areas. 
Purpose To act as surface area directors which is an input to the EMGAATS 3 modeling system.  
Supplemental Information
Last Dataset Update 08/22/2019 10:21
Last Source Update 06/10/2019 08:12
Maintenance/Update Frequency Weekly
Extent
Data Type
Shape Type Polygon
Feature Count 314137
Horizontal Position Accuracy
Horizontal Position Accuracy Link
Progress
North Bounding Coordinate 0
South Bounding Coordinate 0
East Bounding Coordinate 0
West Bounding Coordinate 0
Theme Keyword(s) impervious, director, area
Theme Keyword Thesaurus
Place Keyword(s) Portland, Multnomah County, Washington County, Clackamas County, Oregon
Place Keyword Thesaurus
Access Constraints CGIS Do not distribute without Bureau Approval
Use Constraints After permission is granted by responsible bureau, these data are distributed under the terms of the City of Portland Data Distribution Policy. Care was taken in the creation of this data but it is provided "as is".

The City of Portland cannot accept any responsibility for errors, omissions, or positional accuracy.
Source Dataset Type
Output Geodatabase EGH_PUBLIC_WGS
Distribution Grid: State plane coordinate system 1983(91).
Units: International feet
Datum: North American Datum of 1983/1991 (HPGN)
Liability: The City of Portland has placed restrictions on the distribution of this data due to security concerns. Access requests will be considered on a case-by-case basis. The information in this file was derived from digital databases on the City of Portland GIS. Care was taken in the creation of this file. The City cannot accept any responsibility for errors, omissions, or positional accuracy. There are no warranties, expressed or implied.
Format: Shapefile or File Geodatabase Feature Class - Data will be provided via City of Portland FTP Site.
Online Resource: http://portlandmaps.com/opendata
Online Instructions: City of Portland Public/Open Data is distributed via the PortlandMaps Open Data Site - http://portlandmaps.com/opendata. Data not available on the PortlandMaps Open Data site can be requested by contacting the City of Portland CGIS Group - maps@portlandoregon.gov
Transfer Size: varies
SPCS Zone Identifier: 5076
Contact(s)
Add
Dan Ashney
503-823-9784
503-823-3132
Daniel.Ashney@portlandoregon.gov
1120 SW 5th Ave, Suite 1100
Portland, OR 97204

City of Portland - BES
503-823-2029
503-823-3132
besgis@portlandoregon.gov
File(s)
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Lineage
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Attribute Tables & Domains

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emgaats_areas_bes_pdx
Table Description
Table Jurisdiction
Column Sort Column Name Column Alias Column Type Column Size Domain Value(s) Column Description
Add
1 area_id area_id Integer 4
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1 area_name area_name String 16
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1 area_type area_type String 16
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1 area_sqft area_sqft Integer 4
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1 area_factor area_factor Numeric 8
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1 area_factor_source area_factor_source String 20
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1 sanitary_flow_gpd sanitary_flow_gpd Integer 4
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1 sanitary_flow_qc sanitary_flow_qc String 1
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1 flow_length_ft flow_length_ft Numeric 8
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1 slope_ft_per_ft slope_ft_per_ft Numeric 8
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1 first_floor_elev_ft first_floor_elev_ft Numeric 8
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1 first_floor_elev_qc first_floor_elev_qc String 1
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1 has_basement has_basement String 1
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1 has_basement_qc has_basement_qc String 1
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1 directors_qc directors_qc String 1
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1 edited_by edited_by String 50
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1 edit_reason edit_reason String 100
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1 append_date append_date Date 8
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1 edit_date edit_date Date 8
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1 property_id property_id String 7
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1 SHAPE_STArea__ SHAPE_STArea__ Numeric 8
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1 SHAPE_STLength__ SHAPE_STLength__ Numeric 8
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