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Data Catalog

Organizations
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Federal datasets are subject to the U.S. Federal Government Data Policy. Non-federal participants (e.g., universities, organizations, and tribal, state, and local governments) maintain their own data policies. Data policies influence the usefulness of the data. Learn more about how to search for data and use this catalog.

Organizations: Department of Transportation Formats: SHP Tags: boundaries
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8 datasets found
  • Federal

    County Boundaries with Shorelines (National)

    Department of Transportation —

    County boundaries with shorelines cut in (NTAD). The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Sulfur Dioxide (SO2 - 1978)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). For more detailed information on this dataset, see the Overview Description in...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Sulfur Dioxide (SO2 - 2010)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). For more detailed information on this dataset, see the Overview Description in...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Lead (Pb - 2008)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). The standard for the Lead NAA is 0.15 micrograms per cubed meter. For more...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Particulate Matter - 2.5 24 hr (2006)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). For more detailed information on this dataset, see the Overview Description in...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Particulate Matter - 10 (1990)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). For more detailed information on this dataset, see the Overview Description in...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    Nonattainment Area - Particulate Matter - 2.5 Annual (1997)

    Department of Transportation —

    Non-attainment and maintenance areas for the United States and its territories (NTAD). For more detailed information on this dataset, see the Overview Description in...
    • SHP
    • HTML
    • HTML
    • HTML
  • Federal

    County Political Boundaries (National)

    Department of Transportation —

    County boundaries with political limit - boundaries extending into the ocean (NTAD). The TIGER/Line shapefiles and related database files (.dbf) are an extract of...
    • SHP
    • HTML
    • HTML
    • HTML
8 datasets found

You can also access this registry using the API (see API Docs).

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