What is the air quality trend in Purranque?

Over the past 15 days, Purranque had an average AQI of 70 based on station measurements. The worst day was 2026-07-26 with AQI 122.

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

297h

PM2.5 Station

297h · 1 station

Temperature GFS model

54pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	2	2–2	0.5 µg/m³	1h	1
2026-08-07	49	12–110	14.3 µg/m³	21h	2
2026-08-06	72	32–155	22.6 µg/m³	24h	3
2026-08-05	87	24–164	30.0 µg/m³	24h	2
2026-08-04	69	28–161	22.0 µg/m³	24h	3
2026-08-03	78	26–163	26.5 µg/m³	21h	2
2026-08-02	54	7–149	16.0 µg/m³	21h	2
2026-08-01	56	8–126	16.7 µg/m³	21h	2
2026-07-31	54	7–137	16.6 µg/m³	19h	2
2026-07-30	83	8–162	29.3 µg/m³	19h	2
2026-07-29	116	21–371	61.7 µg/m³	22h	2
2026-07-28	59	4–310	26.1 µg/m³	18h	1
2026-07-27	69	13–267	29.6 µg/m³	22h	2
2026-07-26	122	27–260	67.7 µg/m³	21h	1
2026-07-25	85	4–391	41.3 µg/m³	19h	1

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