View In:   ArcGIS Online Map Viewer

Parent Layer: Equity

Name: HOLC Redlined Districts (Historic)

Display Field: city

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: This feature layer is a digital representation of areas drawn on 1930s redlining maps that were georeferenced and traced by the University of Richmond Digital Scholarship Lab. This is the third and most up-to-date version of the Mapping Inequality spatial dataset, released in December 2023. Esri Living Atlas, University of Richmond

Service Item Id: f63fe18ed35e4e6e816445c5d3d69614

Copyright Text:

Default Visibility: false

MaxRecordCount: 20000

MaxSelectionCount: 0

Supported Query Formats: JSON, geoJSON, PBF

Min Scale: 0.0

Max Scale: 0.0

Supports Advanced Queries: true

Supports Statistics: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports ValidateSQL: true

Supports Calculate: true

Supports Datum Transformation: true

Extent:

XMin: -9808480.8623
YMin: 5080237.064900003
XMax: -9743231.7524
YMax: 5203470.7053999975
Spatial Reference: 102100  (3857)  LatestVCSWkid(0)

Drawing Info:

Renderer:
Unique Value Renderer:
Field 1: category
Field 2: N/A
Field 3: N/A
Field Delimiter: ,
Default Symbol:
N/A
Default Label: N/A
UniqueValueInfos:
• Value: Best
  Label: Best
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [187, 210, 252, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Commercial
  Label: Commercial
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [182, 252, 179, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Definitely Declining
  Label: Definitely Declining
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [252, 186, 182, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Hazardous
  Label: Hazardous
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [252, 184, 250, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Industrial
  Label: Industrial
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [197, 252, 242, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
• Value: Still Desirable
  Label: Still Desirable
  Description: N/A
  Symbol:
  Style: esriSFSSolid
  Color: [252, 240, 197, 255]
  Outline:
  Style: esriSLSSolid
  Color: [110, 110, 110, 255]
  Width: 0
Transparency: 0
Labeling Info:

Feature Draw Order:

N/A

Advanced Query Capabilities:

Supports Statistics: true
Supports OrderBy: true
Supports Distinct: true
Supports Pagination: true
Supports TrueCurve: true
Supports Returning Query Extent: true
Supports Query With Distance: true
Supports Sql Expression: true
Supports Query With ResultType: true
Supports Returning Geometry Centroid: true
Supports Binning LOD: false
Supports Query With LOD Spatial Reference: false
Supports Percentile Statistics: true
Supports Having Clause: true
Supports Count Distinct: true
Supports Time Relation: false
Supports Sql Format: false
Supports Query Analytic: true
Supports Query With Current User: true

HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: category

Fields:

• OBJECTID_1 ( type: esriFieldTypeOID, alias: OBJECTID_1, editable: false, nullable: false, defaultValue: null, modelName: OBJECTID_1 )
• area_id ( type: esriFieldTypeInteger, alias: area_id, editable: true, nullable: true, defaultValue: null, modelName: area_id )
• city ( type: esriFieldTypeString, alias: city, editable: true, nullable: true, length: 80, defaultValue: null, modelName: city )
• state ( type: esriFieldTypeString, alias: state, editable: true, nullable: true, length: 80, defaultValue: null, modelName: state )
• city_surve ( type: esriFieldTypeInteger, alias: city_surve, editable: true, nullable: true, defaultValue: null, modelName: city_surve )
• category ( type: esriFieldTypeString, alias: category, editable: true, nullable: true, length: 129, defaultValue: null, modelName: category )
• grade ( type: esriFieldTypeString, alias: grade, editable: true, nullable: true, length: 80, defaultValue: null, modelName: grade )
• label ( type: esriFieldTypeString, alias: label, editable: true, nullable: true, length: 129, defaultValue: null, modelName: label )
• residentia ( type: esriFieldTypeInteger, alias: residentia, editable: true, nullable: true, defaultValue: null, modelName: residentia )
• commercial ( type: esriFieldTypeInteger, alias: commercial, editable: true, nullable: true, defaultValue: null, modelName: commercial )
• industrial ( type: esriFieldTypeInteger, alias: industrial, editable: true, nullable: true, defaultValue: null, modelName: industrial )
• fill ( type: esriFieldTypeString, alias: fill, editable: true, nullable: true, length: 80, defaultValue: null, modelName: fill )
• ObjectId ( type: esriFieldTypeInteger, alias: ObjectId, editable: true, nullable: true, defaultValue: null, modelName: ObjectId )
• Shape__Are ( type: esriFieldTypeDouble, alias: Shape__Are, editable: true, nullable: true, defaultValue: null, modelName: Shape__Are )
• Shape__Len ( type: esriFieldTypeDouble, alias: Shape__Len, editable: true, nullable: true, defaultValue: null, modelName: Shape__Len )
• Shape__Area ( type: esriFieldTypeDouble, alias: Shape.STArea(), editable: false, nullable: true, defaultValue: null, modelName: Shape.STArea(), required: true )
• Shape__Length ( type: esriFieldTypeDouble, alias: Shape.STLength(), editable: false, nullable: true, defaultValue: null, modelName: Shape.STLength(), required: true )

Types:

ID: Best
Name: Best
Domains:
Templates:
• Name: Best
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Best
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Commercial
Name: Commercial
Domains:
Templates:
• Name: Commercial
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Commercial
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Definitely Declining
Name: Definitely Declining
Domains:
Templates:
• Name: Definitely Declining
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Definitely Declining
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Hazardous
Name: Hazardous
Domains:
Templates:
• Name: Hazardous
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Hazardous
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Industrial
Name: Industrial
Domains:
Templates:
• Name: Industrial
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Industrial
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

ID: Still Desirable
Name: Still Desirable
Domains:
Templates:
• Name: Still Desirable
  Description:
  Prototype:
  city_surve: null
  Shape__Len: null
  area_id: null
  city: null
  state: null
  category: Still Desirable
  grade: null
  label: null
  residentia: null
  commercial: null
  industrial: null
  fill: null
  ObjectId: null
  Shape__Are: null
  
  Drawing Tool: esriFeatureEditToolPolygon

---

Capabilities: Query

Sync Can Return Changes: false

Is Data Versioned: false

Supports Rollback On Failure: true

Supports ApplyEdits With Global Ids: false

Supports Query With Historic Moment: false

Supports Coordinates Quantization: true

Child Resources:

Supported Operations:   Query   Query Analytic   Append   Validate SQL   Generate Renderer   Return Updates   Iteminfo   Thumbnail   Metadata