SmogRank / World / United States / Indiana / June 2023
Most polluted cities in Indiana, United States, June 2023
18 cities in Indiana, United States ranked by their average PM2.5 over the 30 days. Worst: Indianapolis at 31.5 µg/m³, #71 of 1,549 cities in the world. Cleanest: New Albany at 18.3. 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.
- 1Indianapolis 23%
- 2Anderson 20%
- 3Jeffersonville 17%
- 4Columbia City 13%
- 5South Bend 13%
- 6Bloomington 13%
- 7Columbus 13%
- 8Hammond 10%
- 9East Chicago 10%
- 10Kokomo 10%
- 11Elkhart 10%
- 12Portage 10%
- 13Gary 10%
- 14McCordsville 10%
- 15Lafayette 9%
- 16Terre Haute 7%
- 17New Albany 7%
- 18Evansville 3%
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 Indiana, United States, PM2.5, June 2023, smogrank.com/us/region/indiana/history/2023-06 (accessed 7 Oct 2026).
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