What is the air quality trend in Chicureo?

Over the past 8 days, Chicureo had an average AQI of 131 based on station measurements. The worst day was 2026-05-24 with AQI 169.

How is Chicureo air quality measured?

Air quality in Chicureo 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 Chicureo, Chile

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

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

136

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 64 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	140	140–140	51.2 µg/m³	1.8	1h	64
2026-05-29	133	117–152	48.6 µg/m³	1.3	24h	62
2026-05-28	134	118–152	49.1 µg/m³	1.2	24h	63
2026-05-27	112	83–153	40.0 µg/m³	0.8	24h	63
2026-05-26	80	56–109	25.7 µg/m³	0.3	24h	60
2026-05-25	123	83–164	47.8 µg/m³	0.8	24h	62
2026-05-24	169	160–179	91.4 µg/m³	2.6	24h	64
2026-05-23	164	156–175	80.6 µg/m³	2.2	22h	65

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