What is the air quality trend in Coronel?

Over the past 15 days, Coronel had an average AQI of 45 based on station measurements. The worst day was 2026-08-08 with AQI 70.

How is Coronel air quality measured?

Air quality in Coronel 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 Coronel, Chile

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 9 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	70	49–99	21.5 µg/m³	6h	10
2026-08-07	49	26–126	12.8 µg/m³	24h	13
2026-08-06	45	29–109	11.8 µg/m³	24h	24
2026-08-05	41	25–103	10.5 µg/m³	24h	25
2026-08-04	61	28–153	17.8 µg/m³	24h	23
2026-08-03	61	23–176	19.5 µg/m³	24h	20
2026-08-02	42	25–56	10.1 µg/m³	24h	14
2026-08-01	41	25–87	10.7 µg/m³	24h	9
2026-07-31	38	13–69	9.5 µg/m³	24h	9
2026-07-30	40	15–75	10.1 µg/m³	24h	11
2026-07-29	40	16–94	10.6 µg/m³	24h	11
2026-07-28	36	3–62	8.7 µg/m³	24h	8
2026-07-27	38	12–61	9.4 µg/m³	24h	8
2026-07-26	39	12–74	9.9 µg/m³	22h	7
2026-07-25	39	17–59	9.7 µg/m³	15h	5

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