Coquimbo Health Impact
Coquimbo averaged 19.7 ug/m3 PM2.5, equal to 3.9x the WHO annual PM2.5 guideline and about 0.9 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Coquimbo, Chile.
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Average EPA AQI
71
Rank 50 of 60 cities by average AQI
PM2.5
19.7
ug/m3 annualized city average
Seasonality
May
Cleanest: October
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Coquimbo
67
67
67
69
79
73
79
70
73
65
69
68
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Coquimbo, the current global analytics build covers 358 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.