Somerville Health Impact
Somerville averaged 3.4 ug/m3 PM2.5, equal to 0.7x the WHO annual PM2.5 guideline and about 0.2 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Victoria, Australia.
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Average EPA AQI
24
Rank 37 of 59 cities by average AQI
PM2.5
3.4
ug/m3 annualized city average
Seasonality
November
Cleanest: December
Health indicator
0.2
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Somerville
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25
27
21
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Somerville, the current global analytics build covers 90 daily rows from 2024-10-01 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.