Legionowo Health Impact
Legionowo averaged 16.0 ug/m3 PM2.5, equal to 3.2x the WHO annual PM2.5 guideline and about 0.7 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Mazowieckie, Poland.
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Average EPA AQI
63
Rank 40 of 155 cities by average AQI
PM2.5
16.0
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Legionowo
74
68
80
59
54
52
48
51
61
68
71
72
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Legionowo, the current global analytics build covers 343 daily rows from 2024-01-03 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.