SmogRank / World / United States / Michigan / April 2025
Most polluted cities in Michigan, United States, April 2025
21 cities in Michigan, United States ranked by their average PM2.5 over the 30 days. Worst: Wyoming at 9.5 µg/m³, #1,304 of 2,896 cities in the world. Cleanest: Marquette at 3.3. 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.
- 1Wyoming 0%
- 2Redford 0%
- 3Holland 0%
- 4Dearborn 0%
- 5Detroit 0%
- 6Bay City 0%
- 7Flint 0%
- 7Kalamazoo 0%
- 9Grand Rapids 0%
- 10Hudsonville 0%
- 11Lincoln Park 0%
- 11Southfield 0%
- 11Tecumseh 0%
- 14Ypsilanti 0%
- 15Eastpointe 0%
- 15Lansing 0%
- 17Port Huron 0%
- 18New Baltimore 0%
- 18Taylor 0%
- 20Manistee 0%
- 21Marquette 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 Michigan, United States, PM2.5, April 2025, smogrank.com/us/region/michigan/history/2025-04 (accessed 7 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.