What is the air quality trend in San Vicente de Tagua Tagua?

Over the past 8 days, San Vicente de Tagua Tagua had an average AQI of 65 based on station measurements. The worst day was 2026-05-23 with AQI 78.

How is San Vicente de Tagua Tagua air quality measured?

Air quality in San Vicente de Tagua Tagua 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 San Vicente de Tagua Tagua, Chile

Name: San Vicente de Tagua Tagua Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near San Vicente de Tagua Tagua, Chile.

107

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

159h

PM2.5 Station

159h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	63	3–118	19.1 µg/m³	21h	3
2026-05-28	53	20–142	15.0 µg/m³	22h	4
2026-05-27	66	12–164	22.5 µg/m³	23h	3
2026-05-26	60	2–193	22.9 µg/m³	22h	3
2026-05-25	64	18–170	20.9 µg/m³	24h	3
2026-05-24	64	22–154	20.4 µg/m³	22h	4
2026-05-23	78	9–169	27.1 µg/m³	24h	3
2026-05-22	73	73–73	22.6 µg/m³	1h	1

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