What is the air quality trend in Changzhi?

Over the past 15 days, Changzhi had an average AQI of 51 based on station measurements. The worst day was 2026-08-08 with AQI 65.

How is Changzhi air quality measured?

Air quality in Changzhi 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 Changzhi, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

209h

PM2.5 Station

209h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	65	65–65	18.8 µg/m³	1h	1
2026-08-07	61	30–129	17.8 µg/m³	18h	1
2026-08-06	46	13–78	12.7 µg/m³	14h	1
2026-08-05	53	20–151	15.2 µg/m³	13h	1
2026-08-04	58	22–107	17.0 µg/m³	21h	1
2026-08-03	43	13–68	10.9 µg/m³	12h	1
2026-08-02	45	18–87	12.2 µg/m³	17h	1
2026-08-01	61	17–114	17.8 µg/m³	15h	1
2026-07-31	48	18–109	13.5 µg/m³	11h	1
2026-07-30	57	28–97	16.2 µg/m³	11h	1
2026-07-29	45	15–82	12.0 µg/m³	16h	1
2026-07-28	49	22–99	13.7 µg/m³	17h	1
2026-07-27	42	9–102	11.5 µg/m³	18h	1
2026-07-26	45	19–91	11.8 µg/m³	13h	1
2026-07-25	58	25–87	16.5 µg/m³	12h	1

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