Somanya Health Impact
Somanya averaged 35.7 ug/m3 PM2.5, equal to 7.1x the WHO annual PM2.5 guideline and about 1.6 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Eastern, Ghana.
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Average EPA AQI
87
Rank 1 of 5 cities by average AQI
PM2.5
35.7
ug/m3 annualized city average
Seasonality
January
Cleanest: September
Health indicator
1.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Somanya
250
172
83
65
71
65
62
57
44
-
-
-
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Somanya, the current global analytics build covers 170 daily rows from 2024-01-07 to 2024-10-02. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.