What is the air quality trend in Caoqiao?

Over the past 14 days, Caoqiao had an average AQI of 67 based on station measurements. The worst day was 2026-06-01 with AQI 81.

How is Caoqiao air quality measured?

Air quality in Caoqiao 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 Caoqiao, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	60	29–142	17.2 µg/m³	23h	4
2026-06-07	56	35–80	15.4 µg/m³	24h	4
2026-06-06	65	28–174	20.6 µg/m³	24h	3
2026-06-05	66	46–127	19.4 µg/m³	24h	4
2026-06-04	71	47–101	21.8 µg/m³	24h	4
2026-06-03	70	52–109	21.2 µg/m³	24h	4
2026-06-02	81	50–142	26.0 µg/m³	24h	4
2026-06-01	81	55–126	26.0 µg/m³	24h	3
2026-05-31	80	54–142	25.5 µg/m³	24h	3
2026-05-30	77	44–152	24.3 µg/m³	24h	3
2026-05-29	64	46–96	18.6 µg/m³	23h	4
2026-05-28	59	36–83	16.4 µg/m³	24h	3
2026-05-27	65	43–88	19.1 µg/m³	23h	3
2026-05-26	54	38–73	14.2 µg/m³	22h	4

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