Linares vs Nacimiento AQI Comparison

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

Lower average AQI: Linares (48-pt gap)PM2.5: Linares 16.7 ug/m3 · Nacimiento 46.5 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-10-15–2024-12-31 and 2024-01-01–2025-01-01.

Compare two cities

City A

City B

Linares vs Nacimiento

Linares

Maule, Chile

PM2.5: 16.7 ug/m3
PM10: n/a ug/m3
Worst month: December
Trend: n/a

EPA category: Moderate

Nacimiento

Biobío, Chile

113

PM2.5: 46.5 ug/m3
PM10: 56.9 ug/m3
Worst month: May
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

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

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Linares

Nacimiento

113

181

142

166

154

104

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.