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    • Air Quality System (AQS) ambient observations: 2008 PM2.5

    Metadata Updated: October 30, 2021

    Ambient PM2.5 (particulate matter less than 2.5 microns) concentrations from the national ambient air quality monitoring networks stored in the Air Quality System (AQS).

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    References

    https://edg.epa.gov/metadata/rest/document?id=%7B214A6E5B-107C-4B0D-9A63-C1858DBEF89B%7D
    https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B214A6E5B-107C-4B0D-9A63-C1858DBEF89B%7D

    Dates

    Metadata Created Date November 30, 2020
    Metadata Updated Date October 30, 2021
    Data Update Frequency irregular

    Metadata Source

    Harvested from OAR-OAQPS Non-Geo Records

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date November 30, 2020
    Metadata Updated Date October 30, 2021
    Publisher U.S. EPA Office of Air and Radiation (OAR) - Office of Air Quality Planning and Standards (OAQPS)
    Maintainer
    Identifier {214A6E5B-107C-4B0D-9A63-C1858DBEF89B}
    Data First Published 2014-01-01
    Language en-US
    Data Last Modified 2015-09-23
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 020:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://edg.epa.gov/data/Public/OAR/OAQPS/metadata/OAR-OAQPS.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 62d57bc8-94a8-448c-8111-e9ed0244892c
    Harvest Source Id 99973969-f369-4284-b7ca-aca76425f384
    Harvest Source Title OAR-OAQPS Non-Geo Records
    License https://edg.epa.gov/EPA_Data_License.html
    Old Spatial -180.0,-90.0,180.0,90.0
    Program Code 020:072
    Related Documents https://edg.epa.gov/metadata/rest/document?id=%7B214A6E5B-107C-4B0D-9A63-C1858DBEF89B%7D, https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B214A6E5B-107C-4B0D-9A63-C1858DBEF89B%7D
    Source Datajson Identifier True
    Source Hash 707ce40a937e940efb36dff5ef00878d13d857c1
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -180.0, -90.0, -180.0, 90.0, 180.0, 90.0, 180.0, -90.0, -180.0, -90.0}

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