Plzeň Health Impact
Plzeň averaged 11.2 ug/m3 PM2.5, equal to 2.2x the WHO annual PM2.5 guideline and about 0.5 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 4 mapped monitoring locations in Plzeňský Kraj, Czech Republic.
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Average EPA AQI
48
Rank 39 of 61 cities by average AQI
PM2.5
11.2
ug/m3 annualized city average
Seasonality
March
Cleanest: May
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Plzeň
62
44
63
41
35
47
37
47
43
49
57
52
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Plzeň, the current global analytics build covers 309 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.