Arica Health Impact
Arica averaged 20.1 ug/m3 PM2.5, equal to 4.0x 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 Arica y Parinacota, Chile.
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Average EPA AQI
72
Rank 48 of 60 cities by average AQI
PM2.5
20.1
ug/m3 annualized city average
Seasonality
July
Cleanest: May
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Arica
71
70
71
73
69
74
76
71
69
70
70
73
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Arica, the current global analytics build covers 355 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.