What is the air quality trend in Yanggu?

Over the past 15 days, Yanggu had an average AQI of 51 based on station measurements. The worst day was 2026-06-03 with AQI 61.

How is Yanggu air quality measured?

Air quality in Yanggu 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 Yanggu, South Korea

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 12 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	52	36–63	13.2 µg/m³	8h	9
2026-06-08	52	34–65	13.4 µg/m³	24h	11
2026-06-07	44	21–63	10.8 µg/m³	24h	10
2026-06-06	45	29–56	11.0 µg/m³	24h	13
2026-06-05	44	20–54	10.5 µg/m³	24h	11
2026-06-04	50	34–70	12.8 µg/m³	24h	10
2026-06-03	61	33–77	17.3 µg/m³	24h	12
2026-06-02	60	40–71	16.6 µg/m³	24h	11
2026-06-01	57	26–76	15.8 µg/m³	24h	8
2026-05-31	58	10–87	16.5 µg/m³	24h	7
2026-05-30	58	10–81	16.3 µg/m³	24h	7
2026-05-29	60	26–97	17.0 µg/m³	23h	7
2026-05-28	52	15–93	14.2 µg/m³	21h	8
2026-05-27	33	14–49	7.9 µg/m³	23h	8
2026-05-26	47	26–65	11.8 µg/m³	15h	9

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