SmogRank / World / Chile / August 2024

Most polluted cities in Chile, August 2024

42 cities in Chile ranked by their average PM2.5 over the 31 days. Worst: Osorno at 73.0 µg/m³, #1 of 1,736 cities in the world. Cleanest: Alto Hospicio at 16.9. A city needs measurements on 70% of the days to be ranked.

← Osorno 73.0 µg/m³ 70 µg/m³0
Every city in Chile ranked for August 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1OsornoLos Lagos Region
    163
  2. 2Puerto VarasLos Lagos Region
    162
  3. 3CoyhaiqueAysén
    162
  4. 4NacimientoBiobio
    161
  5. 5VillarricaAraucania
    157
  6. 6HualpénBiobio
    155
  7. 7ValdiviaLos Ríos Region
    152
  8. 8La UniónLos Ríos Region
    151
  9. 9TemucoAraucania
    145
  10. 10CuranilahueBiobio
    136
  11. 11Puerto MonttLos Lagos Region
    135
  12. 12Puerto AysénAysén
    130
  13. 13CoronelBiobio
    126
  14. 14HualquiBiobio
    124
  15. 15CuricóMaule Region
    122
  16. 16ChillánÑuble
    121
  17. 17TalcahuanoBiobio
    119
  18. 18RengoO'Higgins Region
    118
  19. 19RancaguaO'Higgins Region
    115
  20. 20SantiagoSantiago Metropolitan
    108
  21. 21Los ÁngelesBiobio
    108
  22. 22TalcaMaule Region
    104
  23. 23ChiguayanteBiobio
    101
  24. 24Puente AltoSantiago Metropolitan
    100
  25. 25CauquenesMaule Region
    96
  26. 26ConcepciónBiobio
    96
  27. 27ToméBiobio
    94
  28. 28TalaganteSantiago Metropolitan
    94
  29. 29QuillotaValparaiso
    93
  30. 30QuilpuéValparaiso
    83
  31. 31San Pedro de la PazBiobio
    82
  32. 32QuinteroValparaiso
    80
  33. 33AntofagastaAntofagasta
    78
  34. 34ConcónValparaiso
    74
  35. 35TocopillaAntofagasta
    74
  36. 36Viña del MarValparaiso
    74
  37. 37AricaArica y Parinacota Region
    71
  38. 38La SerenaCoquimbo Region
    71
  39. 39CoquimboCoquimbo Region
    71
  40. 40CopiapóAtacama
    71
  41. 41CalamaAntofagasta
    67
  42. 42Alto HospicioTarapacá
    66
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, August 2024 · Chile now

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SmogRank, most polluted cities in Chile, PM2.5, August 2024, smogrank.com/cl/history/2024-08 (accessed 2 Oct 2026).

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