Fontibón vs Girón AQI Comparison

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

Lower average AQI: Fontibón (63-pt gap)PM2.5: Fontibón 8.9 ug/m3 · Girón 35.9 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-01-01–2025-01-01 and 2024-01-08–2024-03-27.

Compare two cities

City A

City B

Fontibón vs Girón

Fontibón

Bogotá, Colombia

PM2.5: 8.9 ug/m3
PM10: n/a ug/m3
Worst month: January
Trend: n/a

EPA category: Good

Girón

Santander, Colombia

104

PM2.5: 35.9 ug/m3
PM10: 52.2 ug/m3
Worst month: March
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

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

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Fontibón

Girón

121

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.