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    • PM2.5 Chemical Composition in the Conterminous U.S. during 2006-2020

    Metadata Updated: October 3, 2025

    Spatiotemporal trends in PM2.5 chemical composition in the conterminous U.S. This dataset is not publicly accessible because: Non-EPA data owned by University of North Carolina at Chapel, Institute for the Environment. It can be accessed through the following means: Contact Saravanan Arunachalam at UNC Chapel Hill: sarav@email.unc.edu. Format: N/A.

    This dataset is associated with the following publication: Cheng, B., K. Alapaty, and S. Arunachalam. Spatiotemporal Trends in PM2.5 Chemical Composition in the Conterminous U.S. during 2006-2020. ATMOSPHERIC ENVIRONMENT. Elsevier B.V., Amsterdam, NETHERLANDS, 316: 120188, (2024).

    Access & Use Information

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

    Downloads & Resources

    No file downloads have been provided. The publisher may provide downloads in the future or they may be available from their other links.

    References

    https://doi.org/10.1016/j.atmosenv.2023.120188
    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12212415

    Dates

    Metadata Created Date October 3, 2025
    Metadata Updated Date October 3, 2025

    Metadata Source

    Harvested from EPA ScienceHub

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date October 3, 2025
    Metadata Updated Date October 3, 2025
    Publisher U.S. EPA Office of Research and Development (ORD)
    Maintainer
    Identifier https://doi.org/10.23719/1532458
    Data Last Modified 2025-08-14
    Public Access Level public
    Bureau Code 020:00
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Harvest Object Id b97bc7e1-1b97-4a82-9a29-786a10cb42c5
    Harvest Source Id 04b59eaf-ae53-4066-93db-80f2ed0df446
    Harvest Source Title EPA ScienceHub
    License https://pasteur.epa.gov/license/sciencehub-license-non-epa-generated.html
    Old Spatial -127.2509,23.3982,-65.8512,49.9291
    Program Code 020:000
    Publisher Hierarchy U.S. Government > U.S. Environmental Protection Agency > U.S. EPA Office of Research and Development (ORD)
    Related Documents https://doi.org/10.1016/j.atmosenv.2023.120188, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12212415
    Source Datajson Identifier True
    Source Hash 51eea869e7c8b46153c073982c3de51a3c3b39ce87222cc75eef70febbe3bd82
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -127.2509, 23.3982, -127.2509, 49.9291, -65.8512, 49.9291, -65.8512, 23.3982, -127.2509, 23.3982}

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