What is the air quality trend in Changba?

Over the past 14 days, Changba had an average AQI of 62 based on station measurements. The worst day was 2026-06-02 with AQI 80.

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
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

324h

PM2.5 Station

324h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-12	73	51–116	22.5 µg/m³	24h	4
2026-06-11	67	42–98	19.9 µg/m³	23h	5
2026-06-10	62	46–82	17.4 µg/m³	23h	4
2026-06-09	51	30–84	13.8 µg/m³	24h	4
2026-06-08	45	24–75	11.5 µg/m³	23h	4
2026-06-07	49	30–66	12.3 µg/m³	23h	4
2026-06-06	59	36–87	16.1 µg/m³	24h	4
2026-06-05	57	25–87	15.7 µg/m³	24h	4
2026-06-04	60	44–74	16.7 µg/m³	24h	4
2026-06-03	58	34–82	16.0 µg/m³	24h	3
2026-06-02	80	59–131	25.8 µg/m³	23h	4
2026-06-01	71	50–107	21.4 µg/m³	21h	3
2026-05-31	68	46–94	20.1 µg/m³	22h	4
2026-05-30	73	32–129	22.8 µg/m³	22h	3

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