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Layer: Ambient Concentration (ID: 2)

Name: Ambient Concentration

Display Field: FIPS

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: This geospatial dataset contains ambient concentration estimates of hazardous air pollutants for the 2014 National Air Toxics Assessment (NATA). The dataset contains concentration estimates at the census tract level for all pollutants modeled for NATA. The census tract shapes and attributes are from a dataset published by ESRI in 2013 for the year 2010. The concentration estimates are based on air quality and dispersion modeling of emissions from the 2014 National Emissions Inventory (NEI). More details on how NATA is developed are available at

Copyright Text:

Default Visibility: false

MaxRecordCount: 5000

Supported Query Formats: JSON, geoJSON

Min Scale: 0

Max Scale: 0

Supports Advanced Queries: true

Supports Statistics: true

Has Labels: false

Can Modify Layer: true

Can Scale Symbols: false

Use Standardized Queries: true

Supports Datum Transformation: true

Drawing Info: Advanced Query Capabilities:
HasZ: false

HasM: false

Has Attachments: false

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Type ID Field: null

Supported Operations:   Query   Generate Renderer   Return Updates

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