Texas was responsible for the largest volume of nitrogen oxides (NOx) emitted by on-road vehicles in the United States in 2023, at ** tons. This accounted for roughly **** percent of total road transport NOx emissions in the North American country that year. The second-largest emitter was California, where road vehicles released ** tons of NOx.
Profit from the additional features of your individual account
Currently, you are using a shared account. To use individual functions (e.g., mark statistics as favourites, set
statistic alerts) please log in with your personal account.
If you are an admin, please authenticate by logging in again.
Learn more about how ÌÇÐÄÆƽâ°æ can support your business.
Environmental Protection Agency. (February 8, 2024). Nitrogen oxides (NOx) emissions from road vehicles in the United States in 2023, by state (in 1,000 tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/
Environmental Protection Agency. "Nitrogen oxides (NOx) emissions from road vehicles in the United States in 2023, by state (in 1,000 tons)." Chart. February 8, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/
Environmental Protection Agency. (2024). Nitrogen oxides (NOx) emissions from road vehicles in the United States in 2023, by state (in 1,000 tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/
Environmental Protection Agency. "Nitrogen Oxides (Nox) Emissions from Road Vehicles in The United States in 2023, by State (in 1,000 Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 8 Feb 2024, /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/
Environmental Protection Agency, Nitrogen oxides (NOx) emissions from road vehicles in the United States in 2023, by state (in 1,000 tons) ÌÇÐÄÆƽâ°æ, /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/ (last visited July 25, 2026)
Nitrogen oxides (NOx) emissions from road vehicles in the United States in 2023, by state (in 1,000 tons) [Graph], Environmental Protection Agency, February 8, 2024. [Online]. Available: /statistics/1305419/road-vehicle-nitrogen-oxide-emissions-us-by-state/
