What is the air quality trend in Anseong?

Over the past 7 days, Anseong had an average AQI of 56 based on station measurements. The worst day was with AQI .

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
Moderate

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

150h

PM2.5 Trend

150h · 74 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-25	60	53–70	16.6 µg/m³	20h	70
2026-04-24	52	40–61	12.9 µg/m³	24h	72
2026-04-23	50	42–58	12.2 µg/m³	24h	73
2026-04-22	52	38–62	12.9 µg/m³	24h	71
2026-04-21	63	54–84	17.7 µg/m³	24h	77
2026-04-20	62	4–85	18.3 µg/m³	17h	62
2026-04-19	59	3–117	16.4 µg/m³	17h	62

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