What is the air quality trend in Penco?

Over the past 3 days, Penco had an average AQI of 57 based on station measurements. The worst day was 2026-06-09 with AQI 60.

How is Penco air quality measured?

Air quality in Penco 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 Penco, Chile

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	60	14–157	19.2 µg/m³	10h	6
2026-06-08	57	6–153	17.4 µg/m³	23h	6
2026-06-07	54	10–135	15.9 µg/m³	13h	8

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