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

    Air Quality Realtime

    Metadata Updated: August 6, 2025

    Dataset is comprised of hourly air quality data points captured from the District’s air monitoring network sites. The dataset is quality controlled by a process of field data verification and validation.

    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. License: Creative Commons Attribution

    Downloads & Resources

    Dates

    Metadata Created Date April 30, 2024
    Metadata Updated Date August 6, 2025

    Metadata Source

    Harvested from DC data

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date April 30, 2024
    Metadata Updated Date August 6, 2025
    Publisher Department of Energy and Environment
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=20c07bd1506249d4877ee45acfa73b71&sublayer=76
    Data First Published 2021-12-15T16:11:16.000Z
    Data Last Modified 2025-08-04T10:00:17.000Z
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    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 243b2b39-eb92-421b-9a65-e68b062d5aee
    Harvest Source Id b05f955a-65d6-4288-9558-15a5ebc74e36
    Harvest Source Title DC data
    Homepage URL https://opendata.dc.gov/datasets/DCGIS::air-quality-realtime
    License https://creativecommons.org/licenses/by/4.0
    Metadata Type geospatial
    Old Spatial -77.0185,38.8148,-76.9707,38.9689
    Source Datajson Identifier True
    Source Hash 686f796ed93e8e8a9c4587432a9ec2cffe71359c604a42b0e19667f3b114072e
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -77.0185, 38.8148, -77.0185, 38.9689, -76.9707, 38.9689, -76.9707, 38.8148, -77.0185, 38.8148}

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