SmogRank / World / United States / Indiana / December 2023
Most polluted cities in Indiana, United States, December 2023
20 cities in Indiana, United States ranked by their average PM2.5 over the 31 days. Worst: Indianapolis at 10.8 µg/m³, #550 of 2,197 cities in the world. Cleanest: New Albany at 5.8. 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 0%
- 2Terre Haute 0%
- 3East Chicago 0%
- 4Jeffersonville 0%
- 5Fort Wayne 0%
- 6South Bend 0%
- 7Evansville 0%
- 7Columbia City 0%
- 9Jasper 0%
- 10Lafayette 0%
- 11Elkhart 0%
- 11Kokomo 0%
- 13Hammond 0%
- 14Anderson 0%
- 15Bloomington 0%
- 15Columbus 0%
- 15Gary 0%
- 15Portage 0%
- 19McCordsville 0%
- 20New Albany 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 Indiana, United States, PM2.5, December 2023, smogrank.com/us/region/indiana/history/2023-12 (accessed 6 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.