What is the air quality trend in Huyanghe?

Over the past 8 days, Huyanghe had an average AQI of 64 based on station measurements. The worst day was 2026-07-19 with AQI 77.

How is Huyanghe air quality measured?

Air quality in Huyanghe 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 Huyanghe, China

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

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

158

Current AQI
Unhealthy CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

56h

PM2.5 Station

56h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	67	47–85	20.1 µg/m³	4h	1
2026-07-20	66	30–91	20.0 µg/m³	8h	1
2026-07-19	77	22–119	25.0 µg/m³	11h	1
2026-07-18	58	26–102	16.8 µg/m³	11h	1
2026-07-17	57	34–114	16.7 µg/m³	7h	1
2026-07-16	70	26–107	21.6 µg/m³	11h	1
2026-07-15	57	57–57	14.9 µg/m³	1h	1
2026-07-14	61	36–91	17.9 µg/m³	3h	1

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