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Datasets

  • Nonattainment Area - Lead (Pb - 2008 Standard)

    The Nonattainment Area - Lead (Pb-2008) dataset was updated on November 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of...

  • Port Areas

    The Port Areas dataset was updated on July 21, 2025 from the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...

  • Nonattainment Area - 8 hr Ozone (1997 Standard)

    The Nonattainment Area - 8 hr Ozone (1997) dataset was updated on November 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of...

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

    The Nonattainment Area - Particulate Matter-2.5 24 hr (2006) dataset was updated on November 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S....

  • Nonattainment Area - Particulate Matter - 2.5 Annual (1997 Standard)

    The Nonattainment Area - Particulate Matter-2.5 Annual (1997) dataset was updated on November 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S....

  • Port Statistical Areas

    The Port Statistical Areas dataset was updated on July 21, 2025 from the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation...

  • Railroad Grade Crossings

    The Railroad Grade Crossings dataset was updated on December 03, 2025 and was created on December 15, 2025 by the Federal Railroad Administration (FRA), and is part of the U.S....

  • FHWA Federal Lands Highway Divisions

    The FHWA Federal Lands Highway Divisions dataset is as of July 07, 2023 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation...

  • Navigation Facilities NGDA

    The Navigation Facilities dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau...

  • FHWA Federal Lands Highway Division Offices

    The FHWA Federal Lands Highway Division Offices dataset is as of July 07, 2023 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of...

  • Rail Mileposts

    The Rail Mileposts dataset was compiled on June 15, 2025 and was updated on September 01, 2025 by the Federal Railroad Administration (FRA), and is part of the U.S. Department...

  • Amtrak Routes

    The Amtrak Routes dataset updated September 30, 2025 from the Federal Railroad Administration (FRA) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...

  • North American Rail Network Lines NGDA

    The North American Rail Network (NARN) Rail Lines dataset was created in 2016 and was updated on September 30, 2025 from the Federal Railroad Administration (FRA) and is part of...

  • North American Rail Network Nodes NGDA

    The North American Rail Network (NARN) Rail Nodes dataset was created in 2016 and was updated on September 30, 2025 from the Federal Railroad Administration (FRA) and is part of...

  • Rail Yards

    The North American Rail Network (NARN) Rail Yards dataset was created in 2024 and was updated on September 30, 2025 from the Federal Railroad Administration (FRA) and is part of...

  • Military Bases

    The Military Bases dataset was last updated on November 11, 2025 and are defined by Fiscal Year 2024 data, from the Office of the Assistant Secretary of Defense for Energy,...

  • Adjusted Urban Areas

    The 2020 Adjusted Urban Areas dataset was compiled on December 31, 2020 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation...

  • Metropolitan Planning Organizations

    The Metropolitan Planning Organizations (MPO) dataset was compiled on November 10, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of...

  • Ferry Routes

    The National Census of Ferry Operators (NCFO) Routes dataset was collected through December 31, 2022 and compiled on October 27, 2025 from the Bureau of Transportation...

  • Ferry Terminals

    The National Census of Ferry Operators (NCFO) Terminals dataset was collected through December 31, 2022 and compiled on October 27, 2025 from the Bureau of Transportation...