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Find a Commonwealth ResourceU.S Department of Transportation
This table shows the number and percent of people in the United States potentially exposed to different levels of noise from combined aviation and road sources.
Updated Oct 25, 2026
U.S Department of Transportation
This table shows the number and percent of people in the United States potentially exposed to different levels of noise from road sources.
Updated Oct 25, 2026
U.S Department of Transportation
This table shows the number and percent of people in the contiguous United States (excludes Alaska and Hawaii) potentially exposed to different levels of noise from combined aviation, road and passenger rail sources.
Updated Oct 25, 2026
U.S Department of Transportation
This table shows the number and percent of people in the contiguous United States (excludes Alaska and Hawaii) potentially exposed to different levels of noise from passenger rail sources.
Updated Oct 25, 2026
U.S Department of Transportation
This table shows the number and percent of people in the United States potentially exposed to different levels of noise from aviation sources.
Updated Oct 25, 2026
U.S Department of Transportation
A National Transportation Noise map story, including a mapping application, as well as tables showing the potential population exposed to transportation noise, by mode, in 2016 and 2018.
Updated Oct 25, 2026
U.S Department of Transportation
A frequently asked questions page regarding the National Transportation Noise Map.
Updated Oct 25, 2026
U.S Department of Transportation
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,…
Updated Oct 25, 2026
