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  • Nonattainment Area - 1 hr Ozone (1979)

    Metadata Updated: November 10, 2020

    The Nonattainment Area - 1 hr Ozone (1979) dataset October 24, 2017, and is part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics's (BTS's) National Transportation Atlas Database (NTAD). Non-attainment and maintenance areas for the United States and its territories. The standard for the Ozone 1 hour NAA is 0.12 ppm.

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date November 8, 2016
    Metadata Created Date November 10, 2020
    Metadata Updated Date November 10, 2020
    Reference Date(s) January 1, 2016 (publication)
    Frequency Of Update annually

    Metadata Source

    Harvested from National Transportation Atlas Database (NTAD) Metadata

    Additional Metadata

    Resource Type Dataset
    Metadata Date November 8, 2016
    Metadata Created Date November 10, 2020
    Metadata Updated Date November 10, 2020
    Reference Date(s) January 1, 2016 (publication)
    Responsible Party U.S. Environmental Protection Agency (Point of Contact); Office of the Assistant Secretary for Research and Technology/Bureau of Transportation Statistics (Point of Contact)
    Contact Email
    Guid
    Access Constraints Use Constraints: The Non-attainment Area - Ozone dataset, or any portion thereof, can be freely distributed as long as this metadata entry is included with each distribution. Acknowledgment of the Office of the Assistent Secretary for Research and Technology/Bureau of Transportation Statistics (BTS) National Transportation Atlas Database (NTAD) would be appreciated in products derived from these data., Access Constraints: None
    Bbox East Long -67.959750
    Bbox North Lat 48.261539
    Bbox South Lat 25.137427
    Bbox West Long -123.219035
    Coupled Resource
    Frequency Of Update annually
    Licence None
    Metadata Language eng; USA
    Metadata Type geospatial
    Progress completed
    Spatial Data Service Type
    Spatial Reference System
    Spatial Harvester True

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