What is the air quality trend in Ara-dong?

Over the past 8 days, Ara-dong had an average AQI of 48 based on station measurements. The worst day was 2026-08-03 with AQI 57.

How is Ara-dong air quality measured?

Air quality in Ara-dong 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 Ara-dong, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Ara-dong, South Korea.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 16 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	37	35–42	9.0 µg/m³	3h	15
2026-08-07	43	29–60	10.7 µg/m³	20h	12
2026-08-06	49	33–95	12.9 µg/m³	23h	14
2026-08-05	51	34–71	13.4 µg/m³	24h	12
2026-08-04	49	18–72	12.7 µg/m³	24h	11
2026-08-03	57	38–92	15.2 µg/m³	24h	13
2026-08-02	48	23–72	12.1 µg/m³	24h	9
2026-08-01	53	30–66	13.9 µg/m³	19h	8

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