Casalmaggiore vs Macomer AQI Comparison

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

Lower average AQI: Macomer (112-pt gap)PM2.5: Casalmaggiore 54.5 ug/m3 · Macomer 8.3 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-11-29–2024-12-31 and 2024-01-04–2024-12-30.

Compare two cities

City A

City B

Casalmaggiore vs Macomer

Casalmaggiore

Lombardy, Italy

138

PM2.5: 54.5 ug/m3
PM10: 62.9 ug/m3
Worst month: December
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

Macomer

Sardegna, Italy

PM2.5: 8.3 ug/m3
PM10: n/a ug/m3
Worst month: January
Trend: n/a

EPA category: Good

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

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Casalmaggiore

137

Macomer

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.