What is the air quality trend in Nanzhang Chengguanzhen?

Over the past 8 days, Nanzhang Chengguanzhen had an average AQI of 57 based on station measurements. The worst day was 2026-07-21 with AQI 74.

How is Nanzhang Chengguanzhen air quality measured?

Air quality in Nanzhang 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 Nanzhang Chengguanzhen, China

Name: Nanzhang 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 Nanzhang Chengguanzhen, China.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	74	40–111	23.2 µg/m³	20h	3
2026-07-20	68	36–119	20.4 µg/m³	23h	2
2026-07-19	63	28–83	18.4 µg/m³	20h	2
2026-07-18	58	25–99	16.2 µg/m³	20h	2
2026-07-17	55	21–117	15.4 µg/m³	20h	2
2026-07-16	48	19–174	15.0 µg/m³	21h	2
2026-07-15	48	16–72	12.8 µg/m³	19h	2
2026-07-14	43	43–43	10.3 µg/m³	1h	4

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