Pátra Health Impact
Pátra averaged 15.6 ug/m3 PM2.5, equal to 3.1x 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 6 mapped monitoring locations in Dytikí Elláda, Greece.
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Average EPA AQI
56
Rank 9 of 22 cities by average AQI
PM2.5
15.6
ug/m3 annualized city average
Seasonality
February
Cleanest: September
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Pátra
69
71
64
41
58
56
50
46
39
46
63
70
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Pátra, the current global analytics build covers 315 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.