Erith Health Impact
Erith averaged 7.4 ug/m3 PM2.5, equal to 1.5x the WHO annual PM2.5 guideline and about 0.3 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Bexley, United Kingdom.
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Average EPA AQI
36
Rank 74 of 171 cities by average AQI
PM2.5
7.4
ug/m3 annualized city average
Seasonality
November
Cleanest: April
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Erith
40
28
41
26
44
33
28
36
39
37
52
32
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Erith, the current global analytics build covers 366 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.