SmogRank / World / Chile / April 2024

Most polluted cities in Chile, April 2024

43 cities in Chile ranked by their average PM2.5 over the 30 days. Worst: Coyhaique at 59.4 µg/m³, #17 of 2,194 cities in the world. Cleanest: Alto Hospicio at 15.2. A city needs measurements on 70% of the days to be ranked.

← Coyhaique 59.4 µg/m³ 50 µg/m³0
Every city in Chile ranked for April 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. 1CoyhaiqueAysén
    154
  2. 2NacimientoBiobio
    115
  3. 3OsornoLos Lagos Region
    109
  4. 4Puerto VarasLos Lagos Region
    105
  5. 5HualpénBiobio
    105
  6. 6HualquiBiobio
    98
  7. 7Puerto AysénAysén
    97
  8. 8TemucoAraucania
    96
  9. 9CuranilahueBiobio
    95
  10. 10La UniónLos Ríos Region
    93
  11. 11Puerto MonttLos Lagos Region
    93
  12. 12San CarlosÑuble
    92
  13. 13ChillánÑuble
    89
  14. 14CoronelBiobio
    89
  15. 15VillarricaAraucania
    88
  16. 16Puente AltoSantiago Metropolitan
    87
  17. 17Los ÁngelesBiobio
    87
  18. 18RengoO'Higgins Region
    86
  19. 19TalcahuanoBiobio
    85
  20. 20SantiagoSantiago Metropolitan
    85
  21. 21RancaguaO'Higgins Region
    83
  22. 22CuricóMaule Region
    83
  23. 23QuillotaValparaiso
    81
  24. 24ToméBiobio
    80
  25. 25ValdiviaLos Ríos Region
    79
  26. 26QuinteroValparaiso
    78
  27. 27TalaganteSantiago Metropolitan
    78
  28. 28TocopillaAntofagasta
    76
  29. 29CauquenesMaule Region
    74
  30. 30ConcepciónBiobio
    73
  31. 31AricaArica y Parinacota Region
    73
  32. 32ConcónValparaiso
    73
  33. 33San Pedro de la PazBiobio
    73
  34. 34Viña del MarValparaiso
    72
  35. 35AntofagastaAntofagasta
    71
  36. 36ChiguayanteBiobio
    71
  37. 37TalcaMaule Region
    71
  38. 38CoquimboCoquimbo Region
    69
  39. 39CopiapóAtacama
    69
  40. 40QuilpuéValparaiso
    68
  41. 41CalamaAntofagasta
    66
  42. 42La SerenaCoquimbo Region
    66
  43. 43Alto HospicioTarapacá
    62
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, April 2024 · Chile now

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SmogRank, most polluted cities in Chile, PM2.5, April 2024, smogrank.com/cl/history/2024-04 (accessed 2 Oct 2026).

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