What is the air quality trend in Changqing?

Over the past 14 days, Changqing had an average AQI of 91 based on station measurements. The worst day was 2026-10-12 with AQI 146.

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
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 12 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	77	19–118	25.0 µg/m³	23h	11
2026-10-19	67	50–84	19.6 µg/m³	24h	11
2026-10-18	56	34–73	14.9 µg/m³	24h	12
2026-10-17	52	34–64	13.4 µg/m³	24h	11
2026-10-16	75	45–133	23.5 µg/m³	24h	10
2026-10-15	102	69–140	35.7 µg/m³	24h	11
2026-10-14	77	54–103	24.5 µg/m³	24h	9
2026-10-13	87	55–152	28.9 µg/m³	24h	10
2026-10-12	146	97–178	60.3 µg/m³	24h	10
2026-10-11	124	59–161	46.3 µg/m³	24h	10
2026-10-10	114	74–153	40.9 µg/m³	24h	11
2026-10-09	106	65–152	36.9 µg/m³	24h	11
2026-10-08	110	67–154	39.3 µg/m³	24h	10
2026-10-07	92	60–124	31.4 µg/m³	22h	10

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