Layers:

Layer: GHC911_ESN (111)


Name: GHC911_ESN

Display Field: ESN

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: Dataset contains polygons representing EMS response zones for Harris County. Date Updated: 12/01/2025

Copyright Text: Greater Harris County 9-1-1 Emergency Network

Min. Scale: 0

Max. Scale: 0

Default Visibility: true

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

XMin: 2931208.47088623
YMin: 13748314.9224854
XMax: 3265185.39892578
YMax: 13991938.7996826
Spatial Reference: 102740 (2278)


Drawing Info:

{"renderer":{"type":"simple","symbol":{"type":"esriSFS","style":"esriSFSSolid","color":[252,226,179,255],"outline":{"type":"esriSLS","style":"esriSLSSolid","color":[110,110,110,255],"width":0.7}}},"scaleSymbols":true,"transparency":0,"labelingInfo":null}

HasZ: false

HasM: false

Has Attachments: false

Has Geometry Properties: true

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Object ID Field: OBJECTID

Unique ID Field:

Name : OBJECTID

IsSystemMaintained : True


Global ID Field:

Type ID Field:

Fields:
• OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
• ESN (type: esriFieldTypeString, alias: ESN, SQL Type: sqlTypeOther, length: 254, nullable: true, editable: true)
• LAW (type: esriFieldTypeString, alias: LAW, SQL Type: sqlTypeOther, length: 66, nullable: true, editable: true)
• FIRE (type: esriFieldTypeString, alias: FIRE, SQL Type: sqlTypeOther, length: 66, nullable: true, editable: true)
• EMS (type: esriFieldTypeString, alias: EMS, SQL Type: sqlTypeOther, length: 66, nullable: true, editable: true)
• PSAP (type: esriFieldTypeString, alias: PSAP, SQL Type: sqlTypeOther, length: 30, nullable: true, editable: true)
• GlobalID (type: esriFieldTypeString, alias: GlobalID, SQL Type: sqlTypeOther, length: 38, nullable: true, editable: true)
• Shape_Leng (type: esriFieldTypeDouble, alias: Shape_Leng, SQL Type: sqlTypeOther, nullable: true, editable: true)
• Shape__Area (type: esriFieldTypeDouble, alias: Shape__Area, SQL Type: sqlTypeDouble, nullable: true, editable: false)
• Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)

Templates:

Name: GHC911_ESN
Description:
Drawing Tool: esriFeatureEditToolPolygon
Prototype:

Attributes:


Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 1/16/2026 4:50:25 PM

Schema Last Edit Date: 1/16/2026 4:50:25 PM

Data Last Edit Date: 1/16/2026 4:50:25 PM