Aldeia de Paio Pires vs Portela AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Aldeia de Paio Pires and Portela. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Aldeia de Paio Pires (1-pt gap)PM2.5: Aldeia de Paio Pires 12.0 ug/m3 · Portela 11.2 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-01-01–2024-09-22 and 2024-01-01–2024-09-22.

Compare two cities

City A

City B

Aldeia de Paio Pires vs Portela

Aldeia de Paio Pires

Setúbal, Portugal

PM2.5: 12.0 ug/m3
PM10: 25.8 ug/m3
Worst month: January
Trend: n/a

EPA category: Good

Portela

Lisboa, Portugal

PM2.5: 11.2 ug/m3
PM10: 20.4 ug/m3
Worst month: January
Trend: n/a

EPA category: Good

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

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Aldeia de Paio Pires

Portela

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.