What is the air quality trend in Changwon?

Over the past 2 days, Changwon had an average AQI of 39 based on station measurements. The worst day was with AQI .

How is Changwon air quality measured?

Air quality in Changwon 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 Changwon, South Korea

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

37h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-10	32	28–43	7.8 µg/m³	21h	1
2026-04-09	46	30–58	11.4 µg/m³	16h	1

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