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    • Clean Air Status and Trends Network (CASTNET): Visibility

    Metadata Updated: December 4, 2020

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 This table is no longer updated.

    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=%7B78745BEC-83F3-434E-849D-4D7BA4D4790C%7D
    https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B78745BEC-83F3-434E-849D-4D7BA4D4790C%7D

    Dates

    Metadata Created Date December 4, 2020
    Metadata Updated Date December 4, 2020
    Data Update Frequency irregular

    Metadata Source

    Harvested from OAR-OAP Non-Geo Records

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date December 4, 2020
    Metadata Updated Date December 4, 2020
    Publisher U.S. EPA Office of Air and Radiation (OAR) - Office of Atmospheric Programs (OAP)
    Maintainer
    Identifier 78745BEC-83F3-434E-849D-4D7BA4D4790C
    Data First Published 2014-01-01
    Data Last Modified 2014-01-01
    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/OAP/metadata/OAR-OAP.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 34d1d4b1-f6e4-4c5c-a782-9be0804037ec
    Harvest Source Id 7e6bdd95-d59f-4965-9435-992cbbb90c83
    Harvest Source Title OAR-OAP Non-Geo Records
    License https://edg.epa.gov/EPA_Data_License.htm
    Program Code 020:072
    Related Documents https://edg.epa.gov/metadata/rest/document?id=%7B78745BEC-83F3-434E-849D-4D7BA4D4790C%7D, https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B78745BEC-83F3-434E-849D-4D7BA4D4790C%7D
    Source Datajson Identifier True
    Source Hash 9b9fcde03275250845f6d1d1483cd0dedc39fe35
    Source Schema Version 1.1
    Spatial -180.0,18.0,-66.0,72.0

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