SmogRank / World / Italy / The Marches / September 2025

Most polluted cities in The Marches, Italy, September 2025

2 cities in The Marches, Italy ranked by their average PM2.5 over the 30 days. Worst: Jesi at 13.7 µg/m³, #361 of 3,052 cities in the world. Cleanest: Falconara Marittima at 9.1. A city needs measurements on 70% of the days to be ranked.

  1. 1Jesi
    60
  2. 2Falconara Marittima
    51
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

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 The Marches, Italy, PM2.5, September 2025, smogrank.com/it/region/the-marches/history/2025-09 (accessed 7 Oct 2026).

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