What is the air quality trend in Anseong?

Over the past 8 days, Anseong had an average AQI of 50 based on station measurements. The worst day was 2026-08-03 with AQI 56.

How is Anseong air quality measured?

Air quality in Anseong 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 Anseong, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Anseong, South Korea.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 60 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	40	31–75	10.6 µg/m³	6h	53
2026-08-07	49	25–62	12.2 µg/m³	21h	61
2026-08-06	51	25–73	13.1 µg/m³	24h	80
2026-08-05	50	31–58	12.4 µg/m³	24h	86
2026-08-04	53	31–64	13.6 µg/m³	24h	71
2026-08-03	56	30–65	14.5 µg/m³	24h	59
2026-08-02	52	30–59	13.2 µg/m³	24h	47
2026-08-01	52	29–63	13.3 µg/m³	16h	48

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