Belfast Health Impact
Belfast 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 1 mapped monitoring location in Belfast, United Kingdom.
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Average EPA AQI
17
Rank 151 of 171 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
May
Cleanest: July
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Belfast
17
19
18
16
23
18
14
15
16
17
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-
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Belfast, the current global analytics build covers 277 daily rows from 2024-01-01 to 2024-10-26. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.