Name: Overland Flow Paths
Display Field: CATCHMENTAREAGROUP
Type: Feature Layer
Geometry Type: esriGeometryPolyline
Description: <DIV STYLE="text-align:Left;"><DIV><DIV><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Predicted natural flow path of water over the ground when the stormwater network is overloaded. This layer is a dissolved version of the OverlandFlowPaths layer where each segment is classified by its upstream catchment area, which will fall into one of the following ranges:</SPAN></SPAN></P><UL STYLE="margin:0 0 0 0;padding:0 0 0 0;"><LI><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>2000-4000 m2</SPAN></SPAN></P></LI><LI><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>4000 m2 to 1 Ha</SPAN></SPAN></P></LI><LI><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>1–3 Ha</SPAN></SPAN></P></LI><LI><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>3–100 Ha</SPAN></SPAN></P></LI><LI><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>>100 Ha</SPAN></SPAN></P></LI></UL><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>The layer is an update of an existing layer and was created by WSP Opus in 2019.</SPAN></SPAN></P><P STYLE="font-style:italic;margin:0 0 11 0;"><SPAN><SPAN>Lineage</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>The OverlandFlowPaths layer is based on Auckland Council’s latest LiDAR data, which was flown in 2016 and became available after processing in 2018. The 2016 LiDAR data had a much higher point density (4 points per m2) than previous versions, which should result in more accurate flow paths. The layer was generated using the D8 flow model algorithm in ArcGIS. </SPAN></SPAN></P><P STYLE="font-style:italic;margin:0 0 11 0;"><SPAN><SPAN>Creation date</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Finalised in July 2019</SPAN></SPAN></P><P STYLE="font-style:italic;margin:0 0 11 0;"><SPAN><SPAN>Update cycle</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Whenever Auckland Council’s LiDAR has been updated, if possible.</SPAN></SPAN></P><P STYLE="font-style:italic;margin:0 0 11 0;"><SPAN><SPAN>Contact Person</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Mahesh Patel</SPAN></SPAN></P><P STYLE="font-style:italic;margin:0 0 11 0;"><SPAN><SPAN>Contact Position</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN>Senior Healthy Waters Specialist</SPAN></P><P><SPAN /></P></DIV></DIV></DIV>
Auckland Council
Min. Scale: 2311163
Max. Scale: 0
Default Visibility: true
Max Record Count: 2000
Supported query Formats: JSON, geoJSON, PBF
Use Standardized Queries: True
Extent:
XMin: 1703754
YMin: 5870400
XMax: 1829022
YMax: 6010069
Spatial Reference: 2193 (2193)
Drawing Info:
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HasZ: false
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Has Geometry Properties: true
HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText
Object ID Field: OBJECTID
Unique ID Field:
IsSystemMaintained : True
Global ID Field: GlobalID
Type ID Field:
Fields:
- OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
- CATCHMENTAREAGROUP (type: esriFieldTypeInteger, alias: CATCHMENTAREAGROUP, SQL Type: sqlTypeOther, nullable: true, editable: true)
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Templates:
Name: Overland Flow Paths
Description:
Drawing Tool: esriFeatureEditToolLine
Prototype:
Is Data Versioned: false
Has Contingent Values: false
Supports Rollback On Failure Parameter: true
Last Edit Date: 4/9/2024 9:29:30 PM
Schema Last Edit Date: 8/17/2022 9:29:55 PM
Data Last Edit Date: 8/17/2022 9:29:55 PM
Supported Operations:
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