What is the air quality trend in Donghae City?

Over the past 8 days, Donghae City had an average AQI of 50 based on station measurements. The worst day was 2026-07-22 with AQI 82.

How is Donghae City air quality measured?

Air quality in Donghae City 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 Donghae City, South Korea

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	82	82–82	26.8 µg/m³	1h	1
2026-07-21	43	5–77	11.3 µg/m³	24h	6
2026-07-20	45	27–77	11.6 µg/m³	24h	5
2026-07-19	45	5–70	11.6 µg/m³	23h	5
2026-07-18	46	5–79	11.6 µg/m³	22h	6
2026-07-17	53	5–97	14.3 µg/m³	22h	3
2026-07-16	52	23–78	13.8 µg/m³	22h	4
2026-07-15	41	4–89	11.1 µg/m³	20h	3

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