What is the air quality trend in Puyang Chengguanzhen?

Over the past 8 days, Puyang Chengguanzhen had an average AQI of 65 based on station measurements. The worst day was 2026-09-04 with AQI 72.

How is Puyang Chengguanzhen air quality measured?

Air quality in Puyang 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 Puyang Chengguanzhen, China

Name: Puyang 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 Puyang Chengguanzhen, China.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	72	59–97	21.9 µg/m³	9h	7
2026-09-04	72	45–126	21.8 µg/m³	24h	6
2026-09-03	68	46–83	20.2 µg/m³	24h	5
2026-09-02	62	43–88	17.5 µg/m³	24h	6
2026-09-01	66	33–213	22.9 µg/m³	24h	6
2026-08-31	55	37–77	14.3 µg/m³	24h	6
2026-08-30	61	42–80	17.1 µg/m³	24h	7
2026-08-29	71	53–109	21.5 µg/m³	12h	6

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