Dome vs Somanya AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Dome and Somanya. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Dome (0-pt gap)PM2.5: Dome 28.0 ug/m3 · Somanya 35.7 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-08-20–2024-12-31 and 2024-01-07–2024-10-02.

Compare two cities

City A

City B

Dome vs Somanya

Dome

Greater Accra, Ghana

PM2.5: 28.0 ug/m3
PM10: n/a ug/m3
Worst month: December
Trend: n/a

EPA category: Moderate

Somanya

Eastern, Ghana

PM2.5: 35.7 ug/m3
PM10: 17.4 ug/m3
Worst month: January
Trend: n/a

EPA category: Moderate

Lower average AQI in this selected period: Dome. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Dome

124

Somanya

250

172

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.