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Layer: ESN (ID:40)

View In:   Map Viewer

Name: ESN

Display Field: UniqueID

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Is View: true

Is Updatable View: true

Source Schema Changes Allowed: true

Sources

Description: This dataset contains Emergency Service Zone (ESZ) boundaries and associated Emergency Service Number (ESN) and English Language Translation (ELT) attributes for the county(ies) that are the database’s primary area of interest. ESZ, ESN, and ELT are used here as defined in the NENA Master Glossary (https://www.nena.org/page/Glossary). More generally, this dataset depicts 9-1-1 call routing and first responder service area boundary information and associated attributes.

Copyright Text: Deep East Texas Council of Governments (DETCOG), Regional 911 Network; DETCOG member governments, including various city and county offices and staff; Assorted federal, state, and other GIS datasets used as reference materials.

Min. Scale: 0

Max. Scale: 0

Default Visibility: false

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

Drawing Info:

HasZ: false

HasM: false

Has Attachments: false

Has Geometry Properties: true

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Object ID Field: OBJECTID

Unique ID Field:

Global ID Field:

Type ID Field:

Fields:
Templates:

Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 10/13/2026 6:48:06 AM

Schema Last Edit Date: 10/13/2026 6:48:06 AM

Data Last Edit Date: 10/13/2026 6:48:06 AM

Supported Operations:   Query   Query Pivot   Query Top Features   Query Analytic   Query Bins   Generate Renderer   Validate SQL   Get Estimates   ConvertFormat