Chojnów Health Impact
Chojnów averaged 17.6 ug/m3 PM2.5, equal to 3.5x the WHO annual PM2.5 guideline and about 0.8 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Dolnośląskie, Poland.
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Average EPA AQI
64
Rank 28 of 155 cities by average AQI
PM2.5
17.6
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.8
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Chojnów
80
75
87
55
48
49
44
52
54
73
73
86
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Chojnów, the current global analytics build covers 351 daily rows from 2024-01-15 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.