Mérignac Health Impact
Mérignac averaged n/a ug/m3 PM2.5, equal to n/ax the WHO annual PM2.5 guideline. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Nouvelle-Aquitaine, France.
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Average EPA AQI
14
Rank 221 of 272 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
November
Cleanest: March
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Mérignac
16
11
8
-
-
12
12
12
13
12
22
18
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Mérignac, the current global analytics build covers 172 daily rows from 2024-01-02 to 2024-12-30. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.