What is the air quality trend in Uijeongbu-si?

Over the past 3 days, Uijeongbu-si had an average AQI of 66 based on station measurements. The worst day was 2026-05-30 with AQI 75.

How is Uijeongbu-si air quality measured?

Air quality in Uijeongbu-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 Uijeongbu-si, South Korea

Name: Uijeongbu-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 Uijeongbu-si, South Korea.

109

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 100 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	75	62–88	23.4 µg/m³	9h	102
2026-05-29	63	53–83	17.8 µg/m³	24h	95
2026-05-28	61	35–84	17.5 µg/m³	15h	87

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