What is the air quality trend in Huaiyuan Chengguanzhen?

Over the past 7 days, Huaiyuan Chengguanzhen had an average AQI of 55 based on station measurements. The worst day was 2026-05-23 with AQI 59.

How is Huaiyuan Chengguanzhen air quality measured?

Air quality in Huaiyuan Chengguanzhen 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 Huaiyuan Chengguanzhen, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	58	32–77	16.1 µg/m³	24h	7
2026-05-27	54	25–77	14.6 µg/m³	24h	7
2026-05-26	53	39–67	13.5 µg/m³	23h	7
2026-05-25	57	33–79	15.7 µg/m³	24h	7
2026-05-24	54	33–76	14.4 µg/m³	24h	7
2026-05-23	59	25–83	16.4 µg/m³	24h	7
2026-05-22	55	34–87	14.8 µg/m³	23h	6

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