ArcGIS REST Services Directory Login | Get Token

OAR_OAQPS/2014_NATA_Risks (MapServer)

View In:   ArcGIS JavaScript   ArcGIS Online Map Viewer   ArcGIS Earth   ArcMap   ArcGIS Pro

View Footprint In:   ArcGIS Online Map Viewer

Service Description: This service contains the results of the 2014 National Air Toxics Assessment (NATA), including cancer risks, noncancer hazard indices, and ambient concentrations of hazardous air pollutants at census tract level. The census tract shapes and attributes are from a dataset published by ESRI in 2013 for the year 2010. The NATA 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

Map Name: Layers


All Layers and Tables

Dynamic Legend

Dynamic All Layers

Layers: Description:

Copyright Text: EPA/OAR/OAQPS

Spatial Reference: 102004  (102004)

Single Fused Map Cache: false

Initial Extent: Full Extent: Units: esriMeters


Document Info: Supports Dynamic Layers: true

MaxRecordCount: 5000

MaxImageHeight: 4096

MaxImageWidth: 4096

Supported Query Formats: JSON, geoJSON, PBF

Supports Query Data Elements: true

Min Scale: 0

Max Scale: 0

Supports Datum Transformation: true

Child Resources:   Info   Dynamic Layer

Supported Operations:   Export Map   Identify   QueryDomains   QueryLegends   Find   Return Updates   Generate KML