What is the air quality trend in Chinch'ŏn?

Over the past 8 days, Chinch'ŏn had an average AQI of 53 based on station measurements. The worst day was 2026-06-03 with AQI 62.

How is Chinch'ŏn air quality measured?

Air quality in Chinch'ŏn 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 Chinch'ŏn, South Korea

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

Historical PM2.5 and AQI trend from monitoring stations near Chinch'ŏn, South Korea.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 43 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	55	44–59	14.0 µg/m³	13h	54
2026-06-08	54	37–63	13.7 µg/m³	24h	58
2026-06-07	47	30–53	11.3 µg/m³	24h	60
2026-06-06	50	38–60	12.2 µg/m³	24h	65
2026-06-05	46	40–54	11.0 µg/m³	24h	61
2026-06-04	52	37–71	13.0 µg/m³	24h	62
2026-06-03	62	44–70	17.2 µg/m³	24h	65
2026-06-02	60	56–65	16.5 µg/m³	10h	65

Back to Chinch'ŏn Air Quality