What is the air quality trend in Bachuan?

Over the past 7 days, Bachuan had an average AQI of 69 based on station measurements. The worst day was 2026-10-15 with AQI 92.

How is Bachuan air quality measured?

Air quality in Bachuan 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 Bachuan, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	64	44–89	18.7 µg/m³	24h	22
2026-10-19	62	48–72	17.3 µg/m³	24h	23
2026-10-18	53	30–83	14.2 µg/m³	24h	18
2026-10-17	50	30–71	12.8 µg/m³	24h	19
2026-10-16	79	66–101	25.2 µg/m³	23h	22
2026-10-15	92	37–139	31.3 µg/m³	24h	21
2026-10-14	86	62–104	28.6 µg/m³	21h	21

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