SmogRank / World / United States / Texas / September 2023
Most polluted cities in Texas, United States, September 2023
33 cities in Texas, United States ranked by their average PM2.5 over the 30 days. Worst: Texarkana at 12.5 µg/m³, #273 of 2,128 cities in the world. Cleanest: Port Isabel at 5.4. A city needs measurements on 70% of the days to be ranked.
Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.
- 1Texarkana 0%
- 2Dallas 0%
- 3Lacy-Lakeview 0%
- 4Port Arthur 0%
- 5Houston 0%
- 6Fort Worth 0%
- 7Pasadena 0%
- 8Highlands 0%
- 9Missouri City 0%
- 10Conroe 0%
- 11River Oaks 0%
- 12Corsicana 0%
- 12Denton 0%
- 12Wells Branch 0%
- 15Austin 0%
- 15Galveston 0%
- 15Kaufman 0%
- 18El Paso 0%
- 19San Antonio 0%
- 20Mission Bend 0%
- 20Seabrook 0%
- 22Belton 0%
- 22Helotes 0%
- 22Windcrest 0%
- 25College Station 0%
- 26Odessa 0%
- 27Amarillo 0%
- 28Corpus Christi 0%
- 29Socorro 0%
- 30Edinburg 0%
- 31Eagle Pass 0%
- 32Lubbock 0%
- 33Port Isabel 0%
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
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SmogRank, most polluted cities in Texas, United States, PM2.5, September 2023, smogrank.com/us/region/texas/history/2023-09 (accessed 6 Oct 2026).
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