What is the air quality trend in Chóngfú?

Over the past 8 days, Chóngfú had an average AQI of 77 based on station measurements. The worst day was 2026-10-14 with AQI 111.

How is Chóngfú air quality measured?

Air quality in Chóngfú 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 Chóngfú, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

155h

PM2.5 Station

155h · 16 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	31	31–31	7.5 µg/m³	1h	16
2026-10-20	68	22–132	21.5 µg/m³	24h	12
2026-10-19	98	70–139	33.9 µg/m³	24h	14
2026-10-18	63	35–81	18.2 µg/m³	24h	13
2026-10-17	62	30–93	17.5 µg/m³	24h	13
2026-10-16	76	57–99	24.2 µg/m³	23h	15
2026-10-15	107	81–150	37.8 µg/m³	24h	14
2026-10-14	111	77–155	40.1 µg/m³	11h	6

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