What is the air quality trend in Chahe?

Over the past 8 days, Chahe had an average AQI of 71 based on station measurements. The worst day was 2026-10-15 with AQI 118.

How is Chahe air quality measured?

Air quality in Chahe 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 Chahe, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 10 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	32	22–50	7.6 µg/m³	7h	7
2026-10-20	69	20–133	21.4 µg/m³	24h	6
2026-10-19	74	45–117	23.2 µg/m³	24h	6
2026-10-18	50	27–68	12.8 µg/m³	24h	6
2026-10-17	49	30–63	12.3 µg/m³	24h	7
2026-10-16	76	32–126	24.2 µg/m³	24h	6
2026-10-15	118	63–156	43.2 µg/m³	24h	7
2026-10-14	104	78–134	36.5 µg/m³	15h	6

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