What is the air quality trend in Changba?

Over the past 15 days, Changba had an average AQI of 62 based on station measurements. The worst day was 2026-06-04 with AQI 75.

How is Changba air quality measured?

Air quality in Changba 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 Changba, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

274h

PM2.5 Station

274h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	52	45–58	13.0 µg/m³	2h	3
2026-06-08	46	25–70	11.5 µg/m³	20h	2
2026-06-07	52	29–91	13.8 µg/m³	21h	2
2026-06-06	62	32–97	17.8 µg/m³	22h	2
2026-06-05	58	26–104	16.6 µg/m³	23h	2
2026-06-04	75	25–137	23.6 µg/m³	20h	2
2026-06-03	66	29–142	19.6 µg/m³	20h	2
2026-06-02	74	27–120	23.2 µg/m³	21h	2
2026-06-01	72	46–102	22.0 µg/m³	17h	2
2026-05-31	71	52–115	21.8 µg/m³	18h	2
2026-05-30	73	18–154	23.5 µg/m³	19h	2
2026-05-29	61	25–125	17.9 µg/m³	20h	2
2026-05-28	62	24–104	18.2 µg/m³	16h	2
2026-05-27	67	45–114	19.8 µg/m³	19h	2
2026-05-26	51	14–84	14.0 µg/m³	16h	2

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