What is the air quality trend in Nancagua?

Over the past 15 days, Nancagua had an average AQI of 58 based on station measurements. The worst day was 2026-05-26 with AQI 82.

How is Nancagua air quality measured?

Air quality in Nancagua 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 Nancagua, Chile

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	68	10–126	24.1 µg/m³	2h	2
2026-06-08	51	6–153	16.3 µg/m³	12h	1
2026-06-07	61	15–114	18.0 µg/m³	10h	1
2026-06-06	38	7–99	11.0 µg/m³	13h	1
2026-06-05	27	11–75	7.1 µg/m³	12h	2
2026-06-04	46	17–87	12.8 µg/m³	10h	1
2026-06-03	80	12–500	58.1 µg/m³	12h	1
2026-06-02	39	5–81	10.9 µg/m³	11h	1
2026-06-01	62	2–245	33.5 µg/m³	9h	1
2026-05-31	50	11–168	17.9 µg/m³	11h	1
2026-05-30	68	3–158	22.8 µg/m³	12h	1
2026-05-29	62	10–139	19.3 µg/m³	11h	1
2026-05-28	73	13–167	25.2 µg/m³	17h	2
2026-05-27	77	9–159	26.5 µg/m³	17h	1
2026-05-26	82	11–320	43.9 µg/m³	9h	1

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