What is the air quality trend in Acheng?

Over the past 14 days, Acheng had an average AQI of 57 based on station measurements. The worst day was 2026-06-02 with AQI 71.

How is Acheng air quality measured?

Air quality in Acheng 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 Acheng, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	45	23–103	11.5 µg/m³	23h	3
2026-06-07	51	29–78	13.5 µg/m³	24h	3
2026-06-06	53	19–79	14.3 µg/m³	24h	3
2026-06-05	62	35–97	18.2 µg/m³	24h	3
2026-06-04	66	38–171	20.5 µg/m³	24h	3
2026-06-03	64	27–105	18.9 µg/m³	24h	3
2026-06-02	71	32–115	21.7 µg/m³	24h	3
2026-06-01	66	21–159	20.0 µg/m³	22h	3
2026-05-31	63	17–102	18.4 µg/m³	24h	3
2026-05-30	61	32–109	17.7 µg/m³	24h	3
2026-05-29	48	20–83	12.4 µg/m³	23h	3
2026-05-28	51	10–85	13.3 µg/m³	24h	2
2026-05-27	49	20–94	13.1 µg/m³	24h	3
2026-05-26	52	22–74	13.5 µg/m³	23h	3

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