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Data Catalog

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Federal datasets are subject to the U.S. Federal Government Data Policy. Non-federal participants (e.g., universities, organizations, and tribal, state, and local governments) maintain their own data policies. Data policies influence the usefulness of the data. Learn more about how to search for data and use this catalog.

Tags: federal-data-download clean-air-trends
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11 datasets found
  • Federal

    AirNow Real Time Air Quality KML File 43 recent views

    U.S. Environmental Protection Agency —

    A KML file with the location of all real time air quality monitors and the current conditions (air quality index).
    • KML
  • Federal

    Clean Air Status and Trends Network (CASTNET): Ozone 25 recent views

    U.S. Environmental Protection Agency —

    8-hour daily maximum ozone concentrations as measured by the Clean Air Status and Trends Network (CASTNET)
    • CSV
  • Federal

    AirNow Real Time Air Quality REST API 17 recent views

    U.S. Environmental Protection Agency —

    A REST web service API allowing the retrieval of real time air quality index data from AirNow.
    • HTML
  • Federal

    Clean Air Status and Trends Network (CASTNET) Download Data Module

    U.S. Environmental Protection Agency —

    The CASTNET Download Data module allows users to select, view, and download CASTNET data (Raw, Aggregate, Modeled & Factual Data) based on user selections....
    • CSV
  • Federal

    Air Emissions Where You Live KMZ File

    U.S. Environmental Protection Agency —

    A KMZ file with the location of all major facilities that emit pollutants into the atmopshere.
  • Federal

    Air Quality System (AQS) ambient observations: 2007 ozone

    U.S. Environmental Protection Agency —

    Ambient ozone concentrations for 2007 from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
  • Federal

    Web page with Air Quality System (AQS) ambient observation files

    U.S. Environmental Protection Agency —

    Ambient concentrations of most requested pollutants from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).
    • HTML
  • Federal

    KMZ files of EPA Ambient Monitors

    U.S. Environmental Protection Agency —

    KMZ files with the location of all the EPA ambient monitors with the ability to download data from within the description box.
    • KMZ
  • Federal

    Web page with links to air quality and emissions data

    U.S. Environmental Protection Agency —

    A web page that describes and links to EPA systems for accessing and downloading ambient (outdoor) air quality and emissions data
    • HTML
  • Federal

    AirData AQS REST API

    U.S. Environmental Protection Agency —

    A REST web service API allowing the retrieval of historical air quality data from EPA.
    • HTML
  • Federal

    Clean Air Status and Trends Network (CASTNET): Visibility

    U.S. Environmental Protection Agency —

    Nephelometer data (conforms to IMPROVE network standards) from October 1993 to June 2002. This table is no longer updated.
    • CSV
11 datasets found

You can also access this registry using the API (see API Docs).

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Map tiles & Data by OpenStreetMap, under CC BY SA.

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