What is the air quality trend in Eisen?

Over the past 8 days, Eisen had an average AQI of 49 based on station measurements. The worst day was 2026-08-03 with AQI 58.

How is Eisen air quality measured?

Air quality in Eisen 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 Eisen, South Korea

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 48 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	33	31–36	8.0 µg/m³	4h	38
2026-08-07	47	37–56	11.5 µg/m³	24h	38
2026-08-06	48	25–123	12.5 µg/m³	24h	48
2026-08-05	51	36–68	12.7 µg/m³	24h	52
2026-08-04	54	23–65	14.3 µg/m³	24h	46
2026-08-03	58	47–67	15.4 µg/m³	24h	34
2026-08-02	53	32–60	13.3 µg/m³	24h	29
2026-08-01	52	19–62	13.2 µg/m³	18h	31

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