What is the air quality trend in Gongju?

Over the past 7 days, Gongju had an average AQI of 51 based on station measurements. The worst day was 2026-08-03 with AQI 54.

How is Gongju air quality measured?

Air quality in Gongju 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 Gongju, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Gongju, 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 · 33 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	50	21–91	12.7 µg/m³	22h	31
2026-08-06	50	24–70	12.9 µg/m³	24h	50
2026-08-05	48	36–61	11.9 µg/m³	24h	50
2026-08-04	54	31–74	14.2 µg/m³	24h	39
2026-08-03	54	33–64	14.0 µg/m³	24h	33
2026-08-02	50	24–59	12.6 µg/m³	24h	26
2026-08-01	53	35–63	13.6 µg/m³	21h	23

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