What is the air quality trend in Huyanghe?

Over the past 15 days, Huyanghe had an average AQI of 52 based on station measurements. The worst day was 2026-07-20 with AQI 89.

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.

103

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

139h

PM2.5 Station

139h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	62	34–95	18.5 µg/m³	6h	1
2026-07-20	89	68–151	29.5 µg/m³	9h	1
2026-07-19	74	13–112	24.0 µg/m³	11h	1
2026-07-18	68	41–95	20.4 µg/m³	15h	1
2026-07-17	44	34–55	10.8 µg/m³	6h	1
2026-07-16	72	57–99	21.9 µg/m³	3h	1
2026-07-15	52	31–102	14.7 µg/m³	11h	1
2026-07-14	37	21–63	9.2 µg/m³	9h	1
2026-07-13	46	19–109	12.6 µg/m³	12h	1
2026-07-12	30	11–55	7.3 µg/m³	11h	1
2026-07-11	33	11–99	9.4 µg/m³	11h	1
2026-07-10	47	31–68	12.1 µg/m³	11h	1
2026-07-09	42	15–87	11.4 µg/m³	10h	1
2026-07-08	38	17–85	10.1 µg/m³	11h	1
2026-07-07	51	42–68	13.4 µg/m³	3h	1

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