What is the air quality trend in Bucheon-si?

Over the past 3 days, Bucheon-si had an average AQI of 66 based on station measurements. The worst day was 2026-08-03 with AQI 83.

How is Bucheon-si air quality measured?

Air quality in Bucheon-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 Bucheon-si, South Korea

Name: Bucheon-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 Bucheon-si, South Korea.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

PM2.5 Station

3h · 23 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-06	64	64–64	18.1 µg/m³	1h	23
2026-08-03	83	83–83	27.2 µg/m³	1h	23
2026-08-02	53	53–53	13.0 µg/m³	1h	22

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