What is the air quality trend in Purranque?

Over the past 15 days, Purranque had an average AQI of 65 based on station measurements. The worst day was 2026-08-24 with AQI 121.

How is Purranque air quality measured?

Air quality in Purranque 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 Purranque, Chile

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

332h

PM2.5 Station

332h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	82	43–178	30.6 µg/m³	10h	4
2026-09-04	57	24–164	17.6 µg/m³	24h	3
2026-09-03	38	9–97	10.2 µg/m³	24h	4
2026-09-02	47	13–139	13.2 µg/m³	24h	4
2026-09-01	66	21–164	22.1 µg/m³	24h	4
2026-08-31	70	28–155	22.4 µg/m³	24h	4
2026-08-30	58	14–168	17.8 µg/m³	24h	4
2026-08-29	52	21–129	14.2 µg/m³	24h	4
2026-08-28	46	10–84	12.0 µg/m³	24h	4
2026-08-27	60	8–176	19.7 µg/m³	24h	3
2026-08-26	47	19–106	12.8 µg/m³	23h	4
2026-08-25	71	27–139	22.2 µg/m³	24h	4
2026-08-24	121	57–295	58.0 µg/m³	24h	4
2026-08-23	103	34–257	47.7 µg/m³	24h	4
2026-08-22	57	21–154	16.9 µg/m³	11h	3

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