What is the air quality trend in Changqing?

Over the past 15 days, Changqing had an average AQI of 67 based on station measurements. The worst day was 2026-05-21 with AQI 78.

How is Changqing air quality measured?

Air quality in Changqing 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 Changqing, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	75	67–82	23.6 µg/m³	4h	10
2026-05-29	68	57–88	20.1 µg/m³	24h	11
2026-05-28	63	51–73	17.7 µg/m³	24h	12
2026-05-27	73	61–86	22.8 µg/m³	24h	14
2026-05-26	61	42–72	16.8 µg/m³	24h	13
2026-05-25	60	36–79	16.4 µg/m³	24h	12
2026-05-24	66	51–95	19.4 µg/m³	24h	13
2026-05-23	76	64–98	24.0 µg/m³	24h	14
2026-05-22	70	60–84	21.4 µg/m³	24h	14
2026-05-21	78	58–158	25.2 µg/m³	24h	13
2026-05-20	66	58–80	19.0 µg/m³	24h	14
2026-05-19	63	51–90	17.7 µg/m³	24h	16
2026-05-18	57	47–66	15.2 µg/m³	24h	13
2026-05-17	62	52–87	17.2 µg/m³	22h	16
2026-05-16	68	33–82	20.2 µg/m³	17h	14

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