SmogRank / Countries / Reunion / 2023

Most polluted cities in Reunion, 2023

1 city in Reunion ranked by their average PM2.5 over the 365 days; 0 above the WHO annual guideline (5.0 µg/m³). Worst: Saint-Denis at 4.3 µg/m³, #941 of 969 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1Saint-DenisReunion
    4.30.9×
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, 2023 · Reunion now