What is the air quality trend in Peñalolén?

Over the past 8 days, Peñalolén had an average AQI of 43 based on station measurements. The worst day was 2026-07-15 with AQI 62.

How is Peñalolén air quality measured?

Air quality in Peñalolén is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Peñalolén, Chile

Name: Peñalolén Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Peñalolén, Chile.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 81 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	46	35–52	11.0 µg/m³	0.0	3h	81
2026-07-21	49	12–97	14.1 µg/m³	0.0	24h	80
2026-07-20	51	12–90	14.8 µg/m³	0.0	24h	79
2026-07-19	54	16–151	16.2 µg/m³	0.0	24h	77
2026-07-18	24	8–60	5.9 µg/m³	0.0	24h	67
2026-07-17	22	5–62	5.4 µg/m³	0.0	24h	70
2026-07-16	41	8–63	10.4 µg/m³	0.0	24h	78
2026-07-15	62	13–106	19.5 µg/m³	0.1	20h	80

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