What is the air quality trend in Anyang-si?

Over the past 8 days, Anyang-si had an average AQI of 52 based on station measurements. The worst day was 2026-06-03 with AQI 63.

How is Anyang-si air quality measured?

Air quality in Anyang-si 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 Anyang-si, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Anyang-si, South Korea.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 67 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	53	43–58	13.4 µg/m³	12h	80
2026-06-08	53	37–60	13.3 µg/m³	24h	91
2026-06-07	46	25–55	11.1 µg/m³	24h	94
2026-06-06	49	40–55	11.9 µg/m³	24h	102
2026-06-05	45	35–52	10.9 µg/m³	24h	102
2026-06-04	53	39–69	13.3 µg/m³	24h	102
2026-06-03	63	31–72	17.8 µg/m³	24h	105
2026-06-02	60	53–66	16.4 µg/m³	11h	112

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