What is the air quality trend in Changtu?

Over the past 14 days, Changtu had an average AQI of 61 based on station measurements. The worst day was 2026-05-31 with AQI 75.

How is Changtu air quality measured?

Air quality in Changtu 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 Changtu, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

265h

PM2.5 Station

265h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	46	29–64	11.6 µg/m³	13h	2
2026-06-07	48	18–95	13.0 µg/m³	15h	2
2026-06-06	59	13–153	18.0 µg/m³	18h	1
2026-06-05	61	37–87	17.5 µg/m³	20h	2
2026-06-04	62	29–97	18.1 µg/m³	19h	2
2026-06-03	65	26–115	19.6 µg/m³	18h	2
2026-06-02	58	18–129	16.6 µg/m³	20h	2
2026-06-01	73	42–151	22.2 µg/m³	19h	2
2026-05-31	75	34–160	24.3 µg/m³	22h	2
2026-05-30	74	39–138	23.3 µg/m³	21h	2
2026-05-29	58	7–98	16.7 µg/m³	21h	2
2026-05-28	65	5–112	19.4 µg/m³	21h	2
2026-05-27	59	22–99	17.3 µg/m³	17h	2
2026-05-26	60	25–80	16.8 µg/m³	21h	2

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