SmogRank / World / Nigeria / October 2023

Most polluted cities in Nigeria, October 2023

1 city in Nigeria ranked by their average PM2.5 over the 31 days. Worst: Abuja at 34.1 µg/m³, #21 of 1,720 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1Abujalow-cost sensorsFCT
    98
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

All cities in the world, October 2023 · Nigeria now

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SmogRank, most polluted cities in Nigeria, PM2.5, October 2023, smogrank.com/ng/history/2023-10 (accessed 3 Oct 2026).

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