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    • What's a Decibel?

    Metadata Updated: February 4, 2026

    dBs measure sound. Every day the sounds we hear usually fall between 0dB (the faintest detectable noise) and 120dB (a thunderclap). dBs are special units used to represent significant differences in energy with smaller, more manageable numbers.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: us-pd

    Downloads & Resources

    Dates

    Metadata Created Date February 4, 2026
    Metadata Updated Date February 4, 2026

    Metadata Source

    Harvested from DOT Socrata Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date February 4, 2026
    Metadata Updated Date February 4, 2026
    Publisher Bureau of Transportation Statistics
    Maintainer
    Identifier https://data.transportation.gov/api/views/568r-4fsv
    Data First Published 2020-06-26
    Data Last Modified 2020-11-17
    Category Research and Statistics
    Public Access Level public
    Bureau Code 021:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://data.transportation.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 5a5569d7-9470-47ea-a09c-b1fd086d44d3
    Harvest Source Id a776e4b7-8221-443c-85ed-c5ee5db0c360
    Harvest Source Title DOT Socrata Data.json
    Homepage URL https://data.transportation.gov/d/568r-4fsv
    License http://www.usa.gov/publicdomain/label/1.0/
    Program Code 021:042
    Source Datajson Identifier True
    Source Hash b5b664be7ef2243e7101813f475cbc8a129491aa0f1592285830fe756608d560
    Source Schema Version 1.1

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