What is the air quality trend in Huayuan?

Over the past 8 days, Huayuan had an average AQI of 61 based on station measurements. The worst day was 2026-05-23 with AQI 77.

How is Huayuan air quality measured?

Air quality in Huayuan 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 Huayuan, China

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

Historical PM2.5 and AQI trend from monitoring stations near Huayuan, China.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

131h

PM2.5 Station

131h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	69	22–94	21.3 µg/m³	14h	2
2026-05-28	60	44–76	16.9 µg/m³	17h	2
2026-05-27	59	22–102	17.1 µg/m³	19h	2
2026-05-26	58	13–117	16.2 µg/m³	18h	2
2026-05-25	46	13–78	12.2 µg/m³	19h	2
2026-05-24	62	27–159	18.4 µg/m³	19h	2
2026-05-23	77	30–235	29.1 µg/m³	20h	2
2026-05-22	63	46–93	18.1 µg/m³	5h	2

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