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    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov. See Terms

    Air Quality Annual Summary

    Metadata Updated: March 22, 2026

    Part of What Works Cities Certification is reporting our city's annual average concentration of PM2.5 (fine particular matter) does not exceed 10 milligrams per cubic meter.

    The information is sensor data from the Triple Oak Site (Site Number 0021) and Millbrook School (Site Number 0014).

    Please look to the Dataset Schema section below for descriptions of columns and data types. 

    US Environmental Protection Agency. Air Data App Map [internet database] available at https://www.epa.gov/outdoor-air-quality-data/interactive-map-air-quality-monitors. Accessed January 10, 2023.

    US Environmental Protection Agency. Air Quality System Data Mart [internet database] available at http://www.epa.gov/ttn/airs/aqsdatamart. Accessed January 10, 2023.

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. See Terms License: No license information was provided.

    Downloads & Resources

    References

    http://www.epa.gov/ttn/airs/aqsdatamart

    Dates

    Metadata Created Date March 24, 2023
    Metadata Updated Date March 22, 2026

    Metadata Source

    Harvested from Town of Cary, NC Data.json Harvest Source

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 24, 2023
    Metadata Updated Date March 22, 2026
    Publisher US Environmental Protection Agency
    Maintainer
    <Nobody>
    Identifier annual_37_183_0021_2017
    Language en
    Data Last Modified 2026-03-19T16:42:52.030000+00:00
    Rights CC0 1.0 Universal
    Category Environment, Health
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://data.townofcary.org/data.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 a1ef979e-6a49-4747-a70f-d02abd61075c
    Harvest Source Id 49a7e9f8-1a28-41ce-9ea8-146d221bb34a
    Harvest Source Title Town of Cary, NC Data.json Harvest Source
    Homepage URL https://data.townofcary.org/explore/dataset/annual_37_183_0021_2017/
    Related Documents http://www.epa.gov/ttn/airs/aqsdatamart
    Source Datajson Identifier True
    Source Hash b98b522e9b439059ba122e0603fef5be908da2ff0167269c31953e9a47bb8205
    Source Schema Version 1.1

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