264 datasets found
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Federal
Urban Areas
Department of Transportation —
The Urban Areas dataset was compiled on January 01, 2025 from the U.S. Department of Commerce, U.S. Census Bureau, Geography Division and is part of the U.S.... -
Federal
Noise Data 2020
Department of Transportation —
The dataset provides noise data to facilitate the tracking of trends in transportation-related noise. This dataset includes results from simplified noise modeling... -
Federal
Intermodal Passenger Connectivity Database (IPCD)
Department of Transportation —
The Intermodal Passenger Connectivity Database (IPCD) dataset was compiled on August 10, 2021 and was updated October 19, 2022 from the Bureau of Transportation... -
Federal
NIST SRD 46. Critically Selected Stability Constants of Metal Complexes: Version 8.0 for Windows
National Institute of Standards and Technology —
This version of NIST Standard Reference Database 46 is a major enhancement to this widely used database which provides comprehensive coverage of interactions for... -
Federal
Metropolitan Planning Organizations
Department of Transportation —
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.... -
Federal
Household Size by Vehicles Available
Department of Transportation —
The Household Size by Vehicles Available dataset was compiled using information from December 31, 2023 and updated December 12, 2024 from the Bureau of Transportation... -
Federal
Railroad Grade Crossings
Department of Transportation —
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... -
Federal
NIST Atomic Spectra Database - SRD 78
National Institute of Standards and Technology —
This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are... -
Federal
Travel Monitoring Analysis System Stations
Department of Transportation —
The Travel Monitoring Analysis System (TMAS) - Stations dataset was compiled on December 31, 2024 and was published on October 10, 2025 from the Federal Highway... -
Federal
Freight Analysis Framework (FAF5) Regions
Department of Transportation —
The Freight Analysis Framework (FAF5) - Regions dataset was created from 2017 base year data and was published on April 11, 2022 from the Bureau of Transportation... -
Federal
National Highway System (NHS)
Department of Transportation —
The National Highway System (NHS) dataset and its geometries was updated on August 08, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S.... -
Federal
Chemical Data Access Tool
U.S. Environmental Protection Agency —
This tool is intended to aid individuals interested in learning more about chemicals that are manufactured or imported into the United States. Health and safety... -
Federal
North American Rail Network Lines - CPKC View
Department of Transportation —
The North American Rail Network (NARN) Rail Lines: CPKC View dataset is from the Federal Railroad Administration (FRA) and is part of the U.S. Department of... -
Federal
North American Roads
Department of Transportation —
The North American Roads dataset was compiled on October 27, 2020 from the Bureau of Transportation Statistics (BTS) and is part of the U.S. Department of... -
Federal
Intermodal Freight Facilities Rail TOFC/COFC
Department of Transportation —
The Intermodal Freight Facilities Rail TOFC/COFC dataset was compiled on November 15, 2024 and was updated on February 28, 2025 from the Bureau of Transportation... -
State
Soils Farmland Classification
State of Connecticut —
Farmland classification identifies map units as prime farmland, farmland of statewide importance, farmland of local importance, or unique farmland. It identifies the... -
Federal
Building Performance Database
Department of Energy —
The Building Performance Database (BPD) is the largest publicly-available source of measured energy performance data for buildings in the United States. It contains... -
Federal
Petroleum Product Pipelines
Department of Transportation —
The Petroleum Product Pipelines dataset was updated on May 10, 2021 from the Energy Information Administration (EIA), with attribute data from the end of calendar... -
Federal
Fatality Analysis Reporting System (FARS) 2023 - Person Auxiliary File
Department of Transportation —
The Fatality Analysis Reporting System (FARS) 2023 Initial Release - Persons Involved Auxiliary File dataset was compiled from January 1, 2023 to December 31, 2023 by... -
Federal
North American Rail Network Nodes NGDA
Department of Transportation —
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...
264 datasets found