What is the air quality trend in Puyang Chengguanzhen?

Over the past 15 days, Puyang Chengguanzhen had an average AQI of 61 based on station measurements. The worst day was 2026-09-05 with AQI 74.

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

333h

PM2.5 Station

333h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	74	68–81	23.0 µg/m³	10h	8
2026-09-04	71	52–133	21.3 µg/m³	24h	7
2026-09-03	67	45–101	20.0 µg/m³	24h	6
2026-09-02	59	46–81	16.3 µg/m³	24h	7
2026-09-01	58	30–182	17.9 µg/m³	24h	7
2026-08-31	54	40–68	14.1 µg/m³	24h	7
2026-08-30	61	44–76	16.8 µg/m³	24h	8
2026-08-29	60	42–83	16.4 µg/m³	24h	6
2026-08-28	59	40–75	16.3 µg/m³	24h	7
2026-08-27	62	37–90	17.3 µg/m³	24h	7
2026-08-26	64	34–196	20.9 µg/m³	24h	7
2026-08-25	56	38–76	14.7 µg/m³	24h	6
2026-08-24	56	43–77	14.9 µg/m³	24h	6
2026-08-23	56	38–77	14.9 µg/m³	24h	6
2026-08-22	66	55–92	19.2 µg/m³	11h	6

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