Welling Health Impact
Welling averaged 9.2 ug/m3 PM2.5, equal to 1.8x the WHO annual PM2.5 guideline and about 0.4 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Bexley, United Kingdom.
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Average EPA AQI
38
Rank 63 of 171 cities by average AQI
PM2.5
9.2
ug/m3 annualized city average
Seasonality
May
Cleanest: February
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Welling
24
20
54
47
62
39
32
34
37
28
50
28
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Welling, the current global analytics build covers 335 daily rows from 2024-01-18 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.