Antofagasta AQI Trends
Antofagasta AQI was measured in 2024, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Antofagasta, Chile.
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Average EPA AQI
73
Rank 46 of 60 cities by average AQI
PM2.5
21.0
ug/m3 annualized city average
Seasonality
July
Cleanest: February
Health indicator
1.0
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Antofagasta
65
63
66
71
78
79
81
78
77
73
72
73
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For Antofagasta, the current global analytics build covers 366 daily rows from 2024-01-01 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.