What is the air quality trend in Jiushan?

Over the past 3 days, Jiushan had an average AQI of 72 based on station measurements. The worst day was 2026-09-04 with AQI 81.

How is Jiushan air quality measured?

Air quality in Jiushan 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 Jiushan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

43h

PM2.5 Station

43h · 3 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	72	47–113	22.0 µg/m³	16h	2
2026-09-04	81	42–131	26.1 µg/m³	24h	2
2026-09-03	63	57–67	17.9 µg/m³	3h	3

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