Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content

Try the next-generation Data Catalog at catalog-beta.data.gov and help shape it with your feedback.

141 datasets found
  • Federal

    Port Statistical Areas

    Department of Transportation —

    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...
  • Federal

    Nonattainment Area - 8 hr Ozone (2008 Standard)

    Department of Transportation —

    The Nonattainment Area - 8 hr ozone (2008) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of...
  • Federal

    Travel Monitoring Analysis System Class

    Department of Transportation —

    The Travel Monitoring Analysis System (TMAS) - Class dataset was updated on December 31, 2024 and was created on October 07, 2025 by the Federal Highway...
  • Federal

    BETA - Hazard Exposure: National Highway System Bridges

    Department of Transportation —

    The BETA - Hazard Exposure: National Highway System Bridges dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of...
  • Federal

    Nonattainment Area - Nitrogen Dioxide (NO2 - 1971 Standard)

    Department of Transportation —

    The Nonattainment Area - Nitrogen Dioxide (NO2-1971) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S....
  • Federal

    FTA Regions

    Department of Transportation —

    The Federal Transit Administration (FTA) Regions dataset was created on January 31, 2025 from the Federal Transit Administration (FTA) and is part of the U.S....
  • Federal

    PHMSA HazMat Regions

    Department of Transportation —

    The Pipeline and Hazardous Materials Safety Administration (PHMSA) HazMat Regions dataset was compiled on March 09, 2026 from the Pipeline and Hazardous Materials...
  • Federal

    FHWA Federal Lands Highway Divisions

    Department of Transportation —

    The FHWA Federal Lands Highway Divisions dataset is as of July 17, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of...
  • Federal

    Railroad Bridges

    Department of Transportation —

    The Railroad Bridges dataset was compiled on October 14, 2022 from the Federal Railroad Administration (FRA) and is part of the U.S. Department of Transportation...
  • Federal

    Freight Analysis Framework (FAF5) Network Links

    Department of Transportation —

    The Freight Analysis Framework (FAF5) - Network Links dataset was created from 2017 base year data and was published on April 11, 2022 from the Bureau of...
  • Federal

    FMCSA Service Center Locations

    Department of Transportation —

    The Federal Motor Carrier Safety Administration (FMCSA) Service Center Locations dataset is as of October 06, 2022 from the Federal Motor Carrier Safety...
  • Federal

    National Tunnel Inventory Element Data

    Department of Transportation —

    The National Tunnel Inventory Elements dataset was compiled on September 02, 2025 and published on August 26, 2025 from the Federal Highway Administration (FHWA) and...
  • Federal

    Travel Time to Work

    Department of Transportation —

    The Travel Time to Work dataset was compiled using information from December 31, 2023 and updated December 12, 2024 from the Bureau of Transportation Statistics (BTS)...
  • Federal

    Fatality Analysis Reporting System (FARS) 2023 - Accidents Auxiliary File

    Department of Transportation —

    The Fatality Analysis Reporting System (FARS) 2023 Initial Release - Fatal Motor Vehicle Accidents Auxiliary File dataset was compiled from January 1, 2023 to...
  • Federal

    Freight Analysis Framework (FAF5) Highway Network Assignments

    Department of Transportation —

    The Freight Analysis Framework (FAF5) - Highway Network Assignments was created from 2017 base year and 30 year forecast data and was published on April 11, 2022 from...
  • Federal

    GLS Regions

    Department of Transportation —

    The Great Lakes St Lawrence Seaway Development Corporation (GLS) Regions dataset was compiled January 25, 2023 from the Great Lakes St. Lawrence Seaway Development...
  • Federal

    Nonattainment Area - Sulfur Dioxide (SO2 - 2010 Standard)

    Department of Transportation —

    The Nonattainment Area - Sulfur Dioxide (SO2-2010) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S....
  • Federal

    Nonattainment Area - 8 hr Ozone (2015 Standard)

    Department of Transportation —

    The Nonattainment Area - 8 hr ozone (2015) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of...
  • Federal

    Nonattainment Area - Carbon Monoxide (CO - 1971 Standard)

    Department of Transportation —

    The Nonattainment Area - Carbon Monoxide (CO-1971) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S....
  • Federal

    FHWA Federal-Aid Divisions

    Department of Transportation —

    The FHWA Federal-Aid Divisions dataset is as of February 05, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation...
141 datasets found

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

Didn't find what you're looking for? Suggest a dataset here.