View In:   ArcGIS Online Map Viewer

Name: Environmentally Significant Area

Display Field: ESA_NAME

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: Areas of land or water within the natural heritage system with characteristics as defined in section 3.4 of the Official Plan and which are particularly sensitive and require additional protection to preserve their environmentally significant qualities.  There are 89 environmentally significant areas identified on Map 12A of the Official Plan.  The number of ESAs was last updated in 2025 through OPA 583.

Copyright Text:

Default Visibility: false

MaxRecordCount: 2000

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: -8869016.141327048
YMin: 5396862.793091753
XMax: -8803909.289901273
YMax: 5446886.487738192
Spatial Reference: 102100  (3857)  LatestVCSWkid(0)

Drawing Info:

Renderer:
Simple Renderer:
Symbol:
Style: esriSFSCross
Color: [0, 168, 132, 255]
Outline:
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Color: [0, 168, 132, 255]
Width: 0
Label: N/A
Description: N/A
Transparency: 0
Labeling Info:

Advanced Query Capabilities:

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Supports OrderBy: true
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Supports Sql Expression: true
Supports Query With ResultType: true
Supports Returning Geometry Centroid: false
Supports Binning LOD: false
Supports Query With LOD Spatial Reference: false

HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field:

Fields:

• ESA_NAME ( type: esriFieldTypeString, alias: ESA_NAME, editable: true, nullable: true, length: 65, defaultValue: null, modelName: ESA_NAME )
• ESA_NUM ( type: esriFieldTypeSmallInteger, alias: ESA_NUM, editable: true, nullable: true, defaultValue: null, modelName: ESA_NUM )
• LINK ( type: esriFieldTypeString, alias: LINK, editable: true, nullable: true, length: 254, defaultValue: null, modelName: LINK )
• X ( type: esriFieldTypeDouble, alias: X, editable: true, nullable: true, defaultValue: null, modelName: X )
• Y ( type: esriFieldTypeDouble, alias: Y, editable: true, nullable: true, defaultValue: null, modelName: Y )
• LONGITUDE ( type: esriFieldTypeDouble, alias: LONGITUDE, editable: true, nullable: true, defaultValue: null, modelName: LONGITUDE )
• LATITUDE ( type: esriFieldTypeDouble, alias: LATITUDE, editable: true, nullable: true, defaultValue: null, modelName: LATITUDE )
• OBJECTID ( type: esriFieldTypeOID, alias: OBJECTID, editable: false, nullable: false, defaultValue: null, modelName: OBJECTID )
• Shape__Area ( type: esriFieldTypeDouble, alias: SHAPE.AREA, editable: false, nullable: false, defaultValue: null, modelName: SHAPE.AREA )
• Shape__Length ( type: esriFieldTypeDouble, alias: SHAPE.LEN, editable: false, nullable: false, defaultValue: null, modelName: SHAPE.LEN )

Templates:

• Name: Environmentally Significant Area
  Description:
  Prototype:
  LATITUDE: null
  ESA_NAME: null
  ESA_NUM: null
  LINK: null
  X: null
  Y: null
  LONGITUDE: null
  
  Drawing Tool: esriFeatureEditToolPolygon

Capabilities: Query

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Is Data Versioned: false

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Supports Query With Historic Moment: false

Supports Coordinates Quantization: true

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