Name: Historical_River_Courses
Display Field: Year
Type: Feature Layer
Geometry Type: esriGeometryPolyline
Description: This dataset describes historical courses of the Los Angeles and San Gabriel rivers. It combines information from several different sources, including Blake Gumprecht, The Los Angeles River: Its Life, Death, and Possible Rebirth(1999) and the Southern California Coastal Water Project's "Coastal Watershed Historical Ecology: San Gabriel River" (2007) (http://archive.sccwrp.org/ResearchAreas/Wetlands/SanGabrielRiverHistoricalEcology.aspx).The dataset was created for the 2020 LA River Master Plan (LA County Public Works).
OLIN, 2018, based on Blake Gumprecht, The Los Angeles River: Its Life, Death, and Possible Rebirth (1999) and the Southern California Coastal Water Project, "Coastal Watershed Historical Ecology: San Gabriel River" (2007) (http://archive.sccwrp.org/ResearchAreas/Wetlands/SanGabrielRiverHistoricalEcology.aspx)
Min. Scale: 0
Max. Scale: 0
Default Visibility: false
Max Record Count: 2000
Supported query Formats: JSON, geoJSON, PBF
Use Standardized Queries: True
Extent:
XMin: 6417745.17423192
YMin: 1729458.04037668
XMax: 6597916.37031926
YMax: 1886990.63049459
Spatial Reference: 102645 (2229)
Drawing Info:
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HasZ: false
HasM: false
Has Attachments: false
Has Geometry Properties: true
HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText
Object ID Field: OBJECTID_1
Unique ID Field:
IsSystemMaintained : True
Global ID Field:
Type ID Field:
Fields:
- OBJECTID_1 (type: esriFieldTypeOID, alias: FID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
- OBJECTID (type: esriFieldTypeInteger, alias: OBJECTID, SQL Type: sqlTypeOther, nullable: true, editable: true)
- Year (type: esriFieldTypeString, alias: Year, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
- River (type: esriFieldTypeString, alias: River, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
- Source (type: esriFieldTypeString, alias: Source, SQL Type: sqlTypeOther, length: 50, nullable: true, editable: true)
- Shape_Leng (type: esriFieldTypeDouble, alias: Shape_Leng, SQL Type: sqlTypeOther, nullable: true, editable: true)
- Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)
Templates:
Name: Historical_River_Courses
Description:
Drawing Tool: esriFeatureEditToolLine
Prototype:
Is Data Versioned: false
Has Contingent Values: false
Supports Rollback On Failure Parameter: true
Last Edit Date: 11/14/2023 8:42:09 PM
Schema Last Edit Date: 11/14/2023 8:42:09 PM
Data Last Edit Date: 11/14/2023 8:42:09 PM
Supported Operations:
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